150415978172 has 96 divisors (see below), whose sum is σ = 300603441600. Its totient is φ = 65492324352.

The previous prime is 150415978157. The next prime is 150415978177. The reversal of 150415978172 is 271879514051.

It is a super-3 number, since 3×150415978172³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 150415978172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150415978177) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4477454 + ... + 4510922.

It is an arithmetic number, because the mean of its divisors is an integer number (3131285850).

Almost surely, 2^150415978172 is an apocalyptic number.

It is an amenable number.

150415978172 is a deficient number, since it is larger than the sum of its proper divisors (150187463428).

150415978172 is a wasteful number, since it uses less digits than its factorization.

150415978172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33615 (or 33613 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 50.

The spelling of 150415978172 in words is "one hundred fifty billion, four hundred fifteen million, nine hundred seventy-eight thousand, one hundred seventy-two".