120875664 has 80 divisors (see below), whose sum is σ = 384336512. Its totient is φ = 31878144.

The previous prime is 120875621. The next prime is 120875693. The reversal of 120875664 is 466578021.

It is a super-2 number, since 2×120875664² = 29221852294881792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9469 + ... + 18204.

Almost surely, 2^120875664 is an apocalyptic number.

120875664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

120875664 is an abundant number, since it is smaller than the sum of its proper divisors (263460848).

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

120875664 is a wasteful number, since it uses less digits than its factorization.

120875664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27704 (or 27698 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 120875664 is about 10994.3469110266. The cubic root of 120875664 is about 494.4392711864.

The spelling of 120875664 in words is "one hundred twenty million, eight hundred seventy-five thousand, six hundred sixty-four".