156651156651 has 48 divisors (see below), whose sum is σ = 235054785024. Its totient is φ = 91990800000.

The previous prime is 156651156637. The next prime is 156651156659.

156651156651 is nontrivially palindromic in base 10.

156651156651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 156651156651 - 2⁶ = 156651156587 is a prime.

It is a super-2 number, since 2×156651156651² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 156651156651.

It is not an unprimeable number, because it can be changed into a prime (156651156659) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 15816801 + ... + 15826701.

It is an arithmetic number, because the mean of its divisors is an integer number (4896974688).

Almost surely, 2^156651156651 is an apocalyptic number.

156651156651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

156651156651 is a deficient number, since it is larger than the sum of its proper divisors (78403628373).

156651156651 is a wasteful number, since it uses less digits than its factorization.

156651156651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10164 (or 10063 counting only the distinct ones).

The product of its digits is 810000, while the sum is 48.

The spelling of 156651156651 in words is "one hundred fifty-six billion, six hundred fifty-one million, one hundred fifty-six thousand, six hundred fifty-one".