190668528552 has 64 divisors (see below), whose sum is σ = 497533829760. Its totient is φ = 60776038400.

The previous prime is 190668528527. The next prime is 190668528599. The reversal of 190668528552 is 255825866091.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 190668528492 and 190668528501.

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, 2030152 + ... + 2121992.

It is an arithmetic number, because the mean of its divisors is an integer number (7773966090).

Almost surely, 2^190668528552 is an apocalyptic number.

190668528552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

190668528552 is an abundant number, since it is smaller than the sum of its proper divisors (306865301208).

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

190668528552 is a wasteful number, since it uses less digits than its factorization.

190668528552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95634 (or 95630 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 57.

The spelling of 190668528552 in words is "one hundred ninety billion, six hundred sixty-eight million, five hundred twenty-eight thousand, five hundred fifty-two".