375481656 has 128 divisors (see below), whose sum is σ = 1152460800. Its totient is φ = 113724000.

The previous prime is 375481651. The next prime is 375481663. The reversal of 375481656 is 656184573.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (375481651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191481 + ... + 193431.

It is an arithmetic number, because the mean of its divisors is an integer number (9003600).

Almost surely, 2^375481656 is an apocalyptic number.

375481656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 375481656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576230400).

375481656 is an abundant number, since it is smaller than the sum of its proper divisors (776979144).

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

375481656 is a wasteful number, since it uses less digits than its factorization.

375481656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1989 (or 1967 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 375481656 is about 19377.3490446965. The cubic root of 375481656 is about 721.4333944678.

It can be divided in two parts, 37548 and 1656, that added together give a square (39204 = 198²).

The spelling of 375481656 in words is "three hundred seventy-five million, four hundred eighty-one thousand, six hundred fifty-six".