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65436055512042 = 23371991481190989
BaseRepresentation
bin11101110000011100001001…
…10110000010001111101010
322120200121220012212210122010
432320032010312002033222
532034101020202341132
6351100524153540350
716532412312411525
oct1670160466021752
9276617805783563
1065436055512042
11199393034708a6
127409b427146b6
132a68794079ba7
14122319ca29bbc
1578721e2476cc
hex3b8384d823ea

65436055512042 has 32 divisors (see below), whose sum is σ = 135084618288000. Its totient is φ = 21115858724928.

The previous prime is 65436055512041. The next prime is 65436055512127. The reversal of 65436055512042 is 24021555063456.

It is a junction number, because it is equal to n+sod(n) for n = 65436055511982 and 65436055512000.

It is not an unprimeable number, because it can be changed into a prime (65436055512041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 740551317 + ... + 740639672.

It is an arithmetic number, because the mean of its divisors is an integer number (4221394321500).

Almost surely, 265436055512042 is an apocalyptic number.

65436055512042 is an abundant number, since it is smaller than the sum of its proper divisors (69648562775958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65436055512042 is a wasteful number, since it uses less digits than its factorization.

65436055512042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481191230.

The product of its (nonzero) digits is 4320000, while the sum is 48.

The spelling of 65436055512042 in words is "sixty-five trillion, four hundred thirty-six billion, fifty-five million, five hundred twelve thousand, forty-two".

Divisors: 1 2 3 6 37 74 111 199 222 398 597 1194 7363 14726 22089 44178 1481190989 2962381978 4443572967 8887145934 54804066593 109608133186 164412199779 294757006811 328824399558 589514013622 884271020433 1768542040866 10906009252007 21812018504014 32718027756021 65436055512042