150625665 has 24 divisors (see below), whose sum is σ = 261376128. Its totient is φ = 80244000.

The previous prime is 150625663. The next prime is 150625667. The reversal of 150625665 is 566526051.

It is a happy number.

150625665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (150625663) and next prime (150625667).

It is not a de Polignac number, because 150625665 - 2¹ = 150625663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150625663) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65790 + ... + 68040.

It is an arithmetic number, because the mean of its divisors is an integer number (10890672).

Almost surely, 2^150625665 is an apocalyptic number.

150625665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150625665 is a deficient number, since it is larger than the sum of its proper divisors (110750463).

150625665 is a wasteful number, since it uses less digits than its factorization.

150625665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749 (or 3746 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 150625665 is about 12272.9648007317. The cubic root of 150625665 is about 532.0670023682.

The spelling of 150625665 in words is "one hundred fifty million, six hundred twenty-five thousand, six hundred sixty-five".