156353340550 has 48 divisors (see below), whose sum is σ = 319276051632. Its totient is φ = 56493590400.

The previous prime is 156353340503. The next prime is 156353340607. The reversal of 156353340550 is 55043353651.

It is a super-2 number, since 2×156353340550² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 818997 + ... + 991696.

It is an arithmetic number, because the mean of its divisors is an integer number (6651584409).

Almost surely, 2^156353340550 is an apocalyptic number.

156353340550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

156353340550 is an abundant number, since it is smaller than the sum of its proper divisors (162922711082).

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

156353340550 is a wasteful number, since it uses less digits than its factorization.

156353340550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810873 (or 1810868 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 40.

The spelling of 156353340550 in words is "one hundred fifty-six billion, three hundred fifty-three million, three hundred forty thousand, five hundred fifty".