150657725 has 6 divisors (see below), whose sum is σ = 186815610. Its totient is φ = 120526160.

The previous prime is 150657691. The next prime is 150657743. The reversal of 150657725 is 527756051.

It can be written as a sum of positive squares in 3 ways, for example, as 12313081 + 138344644 = 3509^2 + 11762^2 .

It is a de Polignac number, because none of the positive numbers 2^k-150657725 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3013130 + ... + 3013179.

It is an arithmetic number, because the mean of its divisors is an integer number (31135935).

Almost surely, 2^150657725 is an apocalyptic number.

It is an amenable number.

150657725 is a deficient number, since it is larger than the sum of its proper divisors (36157885).

150657725 is an equidigital number, since it uses as much as digits as its factorization.

150657725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6026319 (or 6026314 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 38.

The square root of 150657725 is about 12274.2708541078. The cubic root of 150657725 is about 532.1047490519.

The spelling of 150657725 in words is "one hundred fifty million, six hundred fifty-seven thousand, seven hundred twenty-five".