4636668101520 has 160 divisors (see below), whose sum is σ = 17690672224512. Its totient is φ = 978286012416.

The previous prime is 4636668101489. The next prime is 4636668101557. The reversal of 4636668101520 is 251018666364.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 4636668101520.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106128987 + ... + 106172666.

Almost surely, 2^{4636668101520} is an apocalyptic number.

4636668101520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4636668101520 is an abundant number, since it is smaller than the sum of its proper divisors (13054004122992).

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

4636668101520 is a wasteful number, since it uses less digits than its factorization.

4636668101520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212301689 (or 212301683 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 4636668101520 in words is "four trillion, six hundred thirty-six billion, six hundred sixty-eight million, one hundred one thousand, five hundred twenty".