156026005640 has 16 divisors (see below), whose sum is σ = 351058512780. Its totient is φ = 62410402240.

The previous prime is 156026005621. The next prime is 156026005679. The reversal of 156026005640 is 46500620651.

156026005640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 155799141796 + 226863844 = 394714^2 + 15062^2 .

It is a super-2 number, since 2×156026005640² (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 156026005640.

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 3 ways as a sum of consecutive naturals, for example, 1950325031 + ... + 1950325110.

Almost surely, 2^156026005640 is an apocalyptic number.

156026005640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156026005640 is an abundant number, since it is smaller than the sum of its proper divisors (195032507140).

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

156026005640 is a wasteful number, since it uses less digits than its factorization.

156026005640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3900650152 (or 3900650148 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 156026005640 in words is "one hundred fifty-six billion, twenty-six million, five thousand, six hundred forty".