150640664 has 16 divisors (see below), whose sum is σ = 297317400. Its totient is φ = 71356032.

The previous prime is 150640663. The next prime is 150640667. The reversal of 150640664 is 466046051.

It is a self number, because there is not a number n which added to its sum of digits gives 150640664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150640661) 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, 495377 + ... + 495680.

Almost surely, 2^150640664 is an apocalyptic number.

It is an amenable number.

150640664 is a deficient number, since it is larger than the sum of its proper divisors (146676736).

150640664 is a wasteful number, since it uses less digits than its factorization.

150640664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991082 (or 991078 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 150640664 is about 12273.5758440644. The cubic root of 150640664 is about 532.0846625017.

The spelling of 150640664 in words is "one hundred fifty million, six hundred forty thousand, six hundred sixty-four".