190289350656 has 104 divisors (see below), whose sum is σ = 563751800160. Its totient is φ = 63429746688.

The previous prime is 190289350649. The next prime is 190289350711. The reversal of 190289350656 is 656053982091.

It is a happy number.

190289350656 is a `hidden beast` number, since 1 + 9 + 0 + 2 + 89 + 3 + 506 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 749730 + ... + 970913.

Almost surely, 2^190289350656 is an apocalyptic number.

190289350656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

190289350656 is an abundant number, since it is smaller than the sum of its proper divisors (373462449504).

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

190289350656 is an equidigital number, since it uses as much as digits as its factorization.

190289350656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720676 (or 1720648 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 54.

The spelling of 190289350656 in words is "one hundred ninety billion, two hundred eighty-nine million, three hundred fifty thousand, six hundred fifty-six".