156013256840770 has 32 divisors (see below), whose sum is σ = 329615653068288. Its totient is φ = 52044576798528.

The previous prime is 156013256840737. The next prime is 156013256840773. The reversal of 156013256840770 is 77048652310651.

It is a super-2 number, since 2×156013256840770² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (156013256840773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30118386762 + ... + 30118391941.

It is an arithmetic number, because the mean of its divisors is an integer number (10300489158384).

Almost surely, 2^{156013256840770} is an apocalyptic number.

156013256840770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

156013256840770 is an abundant number, since it is smaller than the sum of its proper divisors (173602396227518).

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

156013256840770 is a wasteful number, since it uses less digits than its factorization.

156013256840770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60236778754.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 156013256840770 in words is "one hundred fifty-six trillion, thirteen billion, two hundred fifty-six million, eight hundred forty thousand, seven hundred seventy".