150655631 has 8 divisors (see below), whose sum is σ = 172253184. Its totient is φ = 129076920.

The previous prime is 150655613. The next prime is 150655639. The reversal of 150655631 is 136556051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 150655631 - 2¹⁰ = 150654607 is a prime.

It is a super-2 number, since 2×150655631² = 45394238304016322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150655639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24626 + ... + 30128.

It is an arithmetic number, because the mean of its divisors is an integer number (21531648).

Almost surely, 2^150655631 is an apocalyptic number.

150655631 is a deficient number, since it is larger than the sum of its proper divisors (21597553).

150655631 is an equidigital number, since it uses as much as digits as its factorization.

150655631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9421.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 150655631 is about 12274.1855534288. The cubic root of 150655631 is about 532.1022837894.

The spelling of 150655631 in words is "one hundred fifty million, six hundred fifty-five thousand, six hundred thirty-one".