163055490372 has 48 divisors (see below), whose sum is σ = 423509437120. Its totient is φ = 54252446976.

The previous prime is 163055490359. The next prime is 163055490379. The reversal of 163055490372 is 273094550361.

163055490372 is a `hidden beast` number, since 1 + 6 + 3 + 0 + 554 + 90 + 3 + 7 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (163055490379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320973 + ... + 1439124.

Almost surely, 2^163055490372 is an apocalyptic number.

163055490372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163055490372 is an abundant number, since it is smaller than the sum of its proper divisors (260453946748).

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

163055490372 is a wasteful number, since it uses less digits than its factorization.

163055490372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760657 (or 2760649 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 163055490372 in words is "one hundred sixty-three billion, fifty-five million, four hundred ninety thousand, three hundred seventy-two".