156645215150 has 24 divisors (see below), whose sum is σ = 291745058520. Its totient is φ = 62575299360.

The previous prime is 156645215149. The next prime is 156645215159. The reversal of 156645215150 is 51512546651.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 156645215098 and 156645215107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156645215159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2031440 + ... + 2107139.

It is an arithmetic number, because the mean of its divisors is an integer number (12156044105).

Almost surely, 2^156645215150 is an apocalyptic number.

156645215150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

156645215150 is a deficient number, since it is larger than the sum of its proper divisors (135099843370).

156645215150 is a wasteful number, since it uses less digits than its factorization.

156645215150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4139348 (or 4139343 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 41.

The spelling of 156645215150 in words is "one hundred fifty-six billion, six hundred forty-five million, two hundred fifteen thousand, one hundred fifty".