15516660060 has 108 divisors (see below), whose sum is σ = 51735096504. Its totient is φ = 3761609280.

The previous prime is 15516660007. The next prime is 15516660079. The reversal of 15516660060 is 6006661551.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 15516659997 and 15516660024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 334434 + ... + 377993.

Almost surely, 2^15516660060 is an apocalyptic number.

15516660060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15516660060 is an abundant number, since it is smaller than the sum of its proper divisors (36218436444).

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

15516660060 is a wasteful number, since it uses less digits than its factorization.

15516660060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712464 (or 712448 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

It can be divided in two parts, 15516 and 660060, that added together give a palindrome (675576).

The spelling of 15516660060 in words is "fifteen billion, five hundred sixteen million, six hundred sixty thousand, sixty".