4640656103520 has 96 divisors (see below), whose sum is σ = 15387438689280. Its totient is φ = 1172376276480.

The previous prime is 4640656103513. The next prime is 4640656103537. The reversal of 4640656103520 is 253016560464.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×4640656103520² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254412816 + ... + 254431055.

It is an arithmetic number, because the mean of its divisors is an integer number (160285819680).

Almost surely, 2^{4640656103520} is an apocalyptic number.

4640656103520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4640656103520 is an abundant number, since it is smaller than the sum of its proper divisors (10746782585760).

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

4640656103520 is a wasteful number, since it uses less digits than its factorization.

4640656103520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508843908 (or 508843900 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 4640656103520 in words is "four trillion, six hundred forty billion, six hundred fifty-six million, one hundred three thousand, five hundred twenty".