621606601410 has 16 divisors (see below), whose sum is σ = 1491855843456. Its totient is φ = 165761760368.

The previous prime is 621606601393. The next prime is 621606601411. The reversal of 621606601410 is 14106606126.

It is a happy number.

It is a super-2 number, since 2×621606601410² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (621606601411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10360109994 + ... + 10360110053.

It is an arithmetic number, because the mean of its divisors is an integer number (93240990216).

Almost surely, 2^621606601410 is an apocalyptic number.

621606601410 is an abundant number, since it is smaller than the sum of its proper divisors (870249242046).

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

621606601410 is a wasteful number, since it uses less digits than its factorization.

621606601410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20720220057.

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 621606601410 in words is "six hundred twenty-one billion, six hundred six million, six hundred one thousand, four hundred ten".