15662420060 has 96 divisors (see below), whose sum is σ = 38614302720. Its totient is φ = 5224958208.

The previous prime is 15662420057. The next prime is 15662420117. The reversal of 15662420060 is 6002426651.

It is a super-2 number, since 2×15662420060² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 15662419999 and 15662420026.

It is a congruent number.

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, 1131461 + ... + 1145219.

It is an arithmetic number, because the mean of its divisors is an integer number (402232320).

Almost surely, 2^15662420060 is an apocalyptic number.

15662420060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15662420060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19307151360).

15662420060 is an abundant number, since it is smaller than the sum of its proper divisors (22951882660).

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

15662420060 is a wasteful number, since it uses less digits than its factorization.

15662420060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13995 (or 13993 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 15662420060 in words is "fifteen billion, six hundred sixty-two million, four hundred twenty thousand, sixty".