12522770156 has 24 divisors (see below), whose sum is σ = 23639933184. Its totient is φ = 5770108800.

The previous prime is 12522770147. The next prime is 12522770171. The reversal of 12522770156 is 65107722521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169100 + ... + 231603.

It is an arithmetic number, because the mean of its divisors is an integer number (984997216).

Almost surely, 2^12522770156 is an apocalyptic number.

It is an amenable number.

12522770156 is a deficient number, since it is larger than the sum of its proper divisors (11117163028).

12522770156 is a wasteful number, since it uses less digits than its factorization.

12522770156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401321 (or 401319 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 38.

The spelling of 12522770156 in words is "twelve billion, five hundred twenty-two million, seven hundred seventy thousand, one hundred fifty-six".