15674610066 has 16 divisors (see below), whose sum is σ = 31524357600. Its totient is φ = 5195680448.

The previous prime is 15674610043. The next prime is 15674610071. The reversal of 15674610066 is 66001647651.

It is a happy number.

It is a super-2 number, since 2×15674610066² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7296231 + ... + 7298378.

It is an arithmetic number, because the mean of its divisors is an integer number (1970272350).

Almost surely, 2^15674610066 is an apocalyptic number.

15674610066 is an abundant number, since it is smaller than the sum of its proper divisors (15849747534).

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

15674610066 is a wasteful number, since it uses less digits than its factorization.

15674610066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14594793.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 15674610066 in words is "fifteen billion, six hundred seventy-four million, six hundred ten thousand, sixty-six".