190225453992 has 32 divisors (see below), whose sum is σ = 543501297600. Its totient is φ = 54350129664.

The previous prime is 190225453987. The next prime is 190225454017. The reversal of 190225453992 is 299354522091.

It is a happy number.

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, 566147017 + ... + 566147352.

It is an arithmetic number, because the mean of its divisors is an integer number (16984415550).

Almost surely, 2^190225453992 is an apocalyptic number.

190225453992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

190225453992 is an abundant number, since it is smaller than the sum of its proper divisors (353275843608).

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

190225453992 is a wasteful number, since it uses less digits than its factorization.

190225453992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132294385 (or 1132294381 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 190225453992 in words is "one hundred ninety billion, two hundred twenty-five million, four hundred fifty-three thousand, nine hundred ninety-two".