2156014106512 has 30 divisors (see below), whose sum is σ = 4859281795398. Its totient is φ = 924006045312.

The previous prime is 2156014106509. The next prime is 2156014106513.

2156014106512 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 2046627804816 + 109386301696 = 1430604^2 + 330736^2 .

It is a super-2 number, since 2×2156014106512² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2156014106513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1375008213 + ... + 1375009780.

Almost surely, 2^{2156014106512} is an apocalyptic number.

It is an amenable number.

2156014106512 is an abundant number, since it is smaller than the sum of its proper divisors (2703267688886).

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

2156014106512 is a wasteful number, since it uses less digits than its factorization.

2156014106512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750018015 (or 2750018002 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 2156014106512 in words is "two trillion, one hundred fifty-six billion, fourteen million, one hundred six thousand, five hundred twelve".