Search a number
BaseRepresentation
bin110011001100110000010010…
…100011000100101101000000
31002112021200211022001202202120
4303030300102203010231000
5214003244200241011010
62114524453030244240
765300330264246613
oct6314602243045500
91075250738052676
10225176856578880
1165825a72210228
12213089497b6680
139885117c5c5cb
143d86891b6617a
151b07577dcae70
hexcccc128c4b40

225176856578880 has 112 divisors (see below), whose sum is σ = 714939581430144. Its totient is φ = 60046904596480.

The previous prime is 225176856578833. The next prime is 225176856578917. The reversal of 225176856578880 is 88875658671522.

It is a junction number, because it is equal to n+sod(n) for n = 225176856578796 and 225176856578805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354105694 + ... + 354741026.

It is an arithmetic number, because the mean of its divisors is an integer number (6383389119912).

Almost surely, 2225176856578880 is an apocalyptic number.

225176856578880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225176856578880 is an abundant number, since it is smaller than the sum of its proper divisors (489762724851264).

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

225176856578880 is a wasteful number, since it uses less digits than its factorization.

225176856578880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004544 (or 1004534 counting only the distinct ones).

The product of its (nonzero) digits is 3612672000, while the sum is 78.

The spelling of 225176856578880 in words is "two hundred twenty-five trillion, one hundred seventy-six billion, eight hundred fifty-six million, five hundred seventy-eight thousand, eight hundred eighty".