4600256640 has 128 divisors (see below), whose sum is σ = 16758126720. Its totient is φ = 1051484160.

The previous prime is 4600256629. The next prime is 4600256651. The reversal of 4600256640 is 466520064.

It is an interprime number because it is at equal distance from previous prime (4600256629) and next prime (4600256651).

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×4600256640² = 42324722307728179200, which contains 22 as substring.

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, 157701 + ... + 184580.

It is an arithmetic number, because the mean of its divisors is an integer number (130922865).

Almost surely, 2^4600256640 is an apocalyptic number.

4600256640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4600256640 is an abundant number, since it is smaller than the sum of its proper divisors (12157870080).

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

4600256640 is a wasteful number, since it uses less digits than its factorization.

4600256640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342310 (or 342298 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 4600256640 is about 67825.1917800459. The cubic root of 4600256640 is about 1663.1344271701.

The spelling of 4600256640 in words is "four billion, six hundred million, two hundred fifty-six thousand, six hundred forty".