156140334080 has 352 divisors, whose sum is σ = 407683795200. Its totient is φ = 57187565568.

The previous prime is 156140334041. The next prime is 156140334083. The reversal of 156140334080 is 80433041651.

It is a super-2 number, since 2×156140334080² (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 156140334080.

It is not an unprimeable number, because it can be changed into a prime (156140334083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 681835406 + ... + 681835634.

It is an arithmetic number, because the mean of its divisors is an integer number (1158192600).

Almost surely, 2^156140334080 is an apocalyptic number.

156140334080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156140334080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203841897600).

156140334080 is an abundant number, since it is smaller than the sum of its proper divisors (251543461120).

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

156140334080 is a wasteful number, since it uses less digits than its factorization.

156140334080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 156140334080 in words is "one hundred fifty-six billion, one hundred forty million, three hundred thirty-four thousand, eighty".