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264948366025 = 5272365825681
BaseRepresentation
bin1111011011000000100…
…1110011101011001001
3221022212201002112022101
43312300021303223021
513320103240203100
6321414322553401
725066444644550
oct3666011635311
9838781075271
10264948366025
11a2400499962
1243422808861
131bca4cc9ba5
14cb75c34d97
156d5a32e86a
hex3db0273ac9

264948366025 has 24 divisors (see below), whose sum is σ = 391794459264. Its totient is φ = 173779795200.

The previous prime is 264948365993. The next prime is 264948366073. The reversal of 264948366025 is 520663849462.

It is not a de Polignac number, because 264948366025 - 25 = 264948365993 is a prime.

It is a super-3 number, since 3×2649483660253 (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32908816 + ... + 32916865.

It is an arithmetic number, because the mean of its divisors is an integer number (16324769136).

Almost surely, 2264948366025 is an apocalyptic number.

264948366025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264948366025 is a deficient number, since it is larger than the sum of its proper divisors (126846093239).

264948366025 is a wasteful number, since it uses less digits than its factorization.

264948366025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65825721 (or 65825716 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 55.

The spelling of 264948366025 in words is "two hundred sixty-four billion, nine hundred forty-eight million, three hundred sixty-six thousand, twenty-five".

Divisors: 1 5 7 23 25 35 115 161 175 575 805 4025 65825681 329128405 460779767 1513990663 1645642025 2303898835 7569953315 10597934641 11519494175 37849766575 52989673205 264948366025