150977720 has 16 divisors (see below), whose sum is σ = 339699960. Its totient is φ = 60391072.

The previous prime is 150977713. The next prime is 150977759. The reversal of 150977720 is 27779051.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1887182 + ... + 1887261.

Almost surely, 2^150977720 is an apocalyptic number.

150977720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150977720 is an abundant number, since it is smaller than the sum of its proper divisors (188722240).

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

150977720 is a wasteful number, since it uses less digits than its factorization.

150977720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3774454 (or 3774450 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 38.

The square root of 150977720 is about 12287.2991336583. The cubic root of 150977720 is about 532.4812104430.

The spelling of 150977720 in words is "one hundred fifty million, nine hundred seventy-seven thousand, seven hundred twenty".