15406061612 has 12 divisors (see below), whose sum is σ = 28379587320. Its totient is φ = 7297608096.

The previous prime is 15406061597. The next prime is 15406061621. The reversal of 15406061612 is 21616060451.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101355593 + ... + 101355744.

It is an arithmetic number, because the mean of its divisors is an integer number (2364965610).

Almost surely, 2^15406061612 is an apocalyptic number.

It is an amenable number.

15406061612 is a deficient number, since it is larger than the sum of its proper divisors (12973525708).

15406061612 is a wasteful number, since it uses less digits than its factorization.

15406061612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202711360 (or 202711358 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 15406061612 in words is "fifteen billion, four hundred six million, sixty-one thousand, six hundred twelve".