156840330560 has 448 divisors, whose sum is σ = 416351923200. Its totient is φ = 56070144000.

The previous prime is 156840330539. The next prime is 156840330589. The reversal of 156840330560 is 65033048651.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1552874510 + ... + 1552874610.

Almost surely, 2^156840330560 is an apocalyptic number.

156840330560 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 156840330560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208175961600).

156840330560 is an abundant number, since it is smaller than the sum of its proper divisors (259511592640).

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

156840330560 is a wasteful number, since it uses less digits than its factorization.

156840330560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 156840330560 in words is "one hundred fifty-six billion, eight hundred forty million, three hundred thirty thousand, five hundred sixty".