15150556506 has 16 divisors (see below), whose sum is σ = 30314831904. Its totient is φ = 5047899024.

The previous prime is 15150556469. The next prime is 15150556513. The reversal of 15150556506 is 60565505151.

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, 557236 + ... + 583791.

It is an arithmetic number, because the mean of its divisors is an integer number (1894676994).

Almost surely, 2^15150556506 is an apocalyptic number.

15150556506 is an abundant number, since it is smaller than the sum of its proper divisors (15164275398).

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

15150556506 is a wasteful number, since it uses less digits than its factorization.

15150556506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143245.

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 15150556506 in words is "fifteen billion, one hundred fifty million, five hundred fifty-six thousand, five hundred six".