190880572634 has 4 divisors (see below), whose sum is σ = 286320858954. Its totient is φ = 95440286316.

The previous prime is 190880572627. The next prime is 190880572639. The reversal of 190880572634 is 436275088091.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 186256980625 + 4623592009 = 431575^2 + 67997^2 .

It is not an unprimeable number, because it can be changed into a prime (190880572639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47720143157 + ... + 47720143160.

It is a 1-persistent number, because it is pandigital, but 2⋅190880572634 = 381761145268 is not.

Almost surely, 2^190880572634 is an apocalyptic number.

190880572634 is a deficient number, since it is larger than the sum of its proper divisors (95440286320).

190880572634 is an equidigital number, since it uses as much as digits as its factorization.

190880572634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95440286319.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 190880572634 in words is "one hundred ninety billion, eight hundred eighty million, five hundred seventy-two thousand, six hundred thirty-four".