2156552336612 has 24 divisors (see below), whose sum is σ = 3827251229760. Its totient is φ = 1063053018720.

The previous prime is 2156552336611. The next prime is 2156552336657. The reversal of 2156552336612 is 2166332556512.

It is not an unprimeable number, because it can be changed into a prime (2156552336611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9495203 + ... + 9719669.

It is an arithmetic number, because the mean of its divisors is an integer number (159468801240).

Almost surely, 2^{2156552336612} is an apocalyptic number.

It is an amenable number.

2156552336612 is a deficient number, since it is larger than the sum of its proper divisors (1670698893148).

2156552336612 is a wasteful number, since it uses less digits than its factorization.

2156552336612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258371 (or 258369 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 47.

The spelling of 2156552336612 in words is "two trillion, one hundred fifty-six billion, five hundred fifty-two million, three hundred thirty-six thousand, six hundred twelve".