190980433926 has 24 divisors (see below), whose sum is σ = 415597896480. Its totient is φ = 63382151376.

The previous prime is 190980433843. The next prime is 190980433951. The reversal of 190980433926 is 629334089091.

It is a super-2 number, since 2×190980433926² (a number of 23 digits) contains 22 as substring.

It is a congruent 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, 23161870 + ... + 23170113.

It is an arithmetic number, because the mean of its divisors is an integer number (17316579020).

Almost surely, 2^190980433926 is an apocalyptic number.

190980433926 is an abundant number, since it is smaller than the sum of its proper divisors (224617462554).

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

190980433926 is a wasteful number, since it uses less digits than its factorization.

190980433926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46332220 (or 46332217 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The spelling of 190980433926 in words is "one hundred ninety billion, nine hundred eighty million, four hundred thirty-three thousand, nine hundred twenty-six".