150556656 has 20 divisors (see below), whose sum is σ = 388938152. Its totient is φ = 50185536.

The previous prime is 150556649. The next prime is 150556657. The reversal of 150556656 is 656655051.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150556657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568251 + ... + 1568346.

Almost surely, 2^150556656 is an apocalyptic number.

150556656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

150556656 is an abundant number, since it is smaller than the sum of its proper divisors (238381496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150556656 is a wasteful number, since it uses less digits than its factorization.

150556656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3136608 (or 3136602 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 150556656 is about 12270.1530552801. The cubic root of 150556656 is about 531.9857346317.

The spelling of 150556656 in words is "one hundred fifty million, five hundred fifty-six thousand, six hundred fifty-six".