2601264256 has 32 divisors (see below), whose sum is σ = 5292478080. Its totient is φ = 1272956160.

The previous prime is 2601264251. The next prime is 2601264257. The reversal of 2601264256 is 6524621062.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-3 number, since 3×2601264256³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2601264251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210180 + ... + 222211.

It is an arithmetic number, because the mean of its divisors is an integer number (165389940).

Almost surely, 2^2601264256 is an apocalyptic number.

It is an amenable number.

2601264256 is an abundant number, since it is smaller than the sum of its proper divisors (2691213824).

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

2601264256 is an equidigital number, since it uses as much as digits as its factorization.

2601264256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432452 (or 432440 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 2601264256 is about 51002.5906792979. The cubic root of 2601264256 is about 1375.2917077624.

The spelling of 2601264256 in words is "two billion, six hundred one million, two hundred sixty-four thousand, two hundred fifty-six".