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553205763243007 = 7299712806541239
BaseRepresentation
bin111110111001000110100000…
…1000000010111101111111111
32200112201221202210211221122121
41331302031001000113233333
51040002210400342234012
65240323115203023411
7224344540344510640
oct17562150100275777
92615657683757577
10553205763243007
111502a5279340586
1252066b9696ab67
131a98b105c47a94
149a8743221b6c7
1543e5241193a07
hex1f72341017bff

553205763243007 has 16 divisors (see below), whose sum is σ = 654709940467200. Its totient is φ = 457353960144480.

The previous prime is 553205763242939. The next prime is 553205763243017. The reversal of 553205763243007 is 700342367502355.

It is a de Polignac number, because none of the positive numbers 2k-553205763243007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553205763243017) 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, 1403073507 + ... + 1403467732.

It is an arithmetic number, because the mean of its divisors is an integer number (40919371279200).

Almost surely, 2553205763243007 is an apocalyptic number.

553205763243007 is a deficient number, since it is larger than the sum of its proper divisors (101504177224193).

553205763243007 is a wasteful number, since it uses less digits than its factorization.

553205763243007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806542246.

The product of its (nonzero) digits is 15876000, while the sum is 52.

The spelling of 553205763243007 in words is "five hundred fifty-three trillion, two hundred five billion, seven hundred sixty-three million, two hundred forty-three thousand, seven".

Divisors: 1 7 29 203 971 6797 28159 197113 2806541239 19645788673 81389695931 569727871517 2725151543069 19076060801483 79029394749001 553205763243007