190652625090 has 24 divisors (see below), whose sum is σ = 495696825468. Its totient is φ = 50840700000.

The previous prime is 190652625089. The next prime is 190652625113. The reversal of 190652625090 is 90526256091.

It is a happy number.

190652625090 is a `hidden beast` number, since 1 + 90 + 6 + 52 + 6 + 2 + 509 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 174467442249 + 16185182841 = 417693^2 + 127221^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1059181161 + ... + 1059181340.

Almost surely, 2^190652625090 is an apocalyptic number.

190652625090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

190652625090 is an abundant number, since it is smaller than the sum of its proper divisors (305044200378).

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

190652625090 is a wasteful number, since it uses less digits than its factorization.

190652625090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2118362514 (or 2118362511 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 190652625090 in words is "one hundred ninety billion, six hundred fifty-two million, six hundred twenty-five thousand, ninety".