190825899677 has 8 divisors (see below), whose sum is σ = 218450832000. Its totient is φ = 163291989744.

The previous prime is 190825899637. The next prime is 190825899709. The reversal of 190825899677 is 776998528091.

190825899677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 190825899677 - 2⁸ = 190825899421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 190825899677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190825899637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22751102 + ... + 22759487.

It is an arithmetic number, because the mean of its divisors is an integer number (27306354000).

Almost surely, 2^190825899677 is an apocalyptic number.

It is an amenable number.

190825899677 is a deficient number, since it is larger than the sum of its proper divisors (27624932323).

190825899677 is an equidigital number, since it uses as much as digits as its factorization.

190825899677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45511195.

The product of its (nonzero) digits is 137168640, while the sum is 71.

The spelling of 190825899677 in words is "one hundred ninety billion, eight hundred twenty-five million, eight hundred ninety-nine thousand, six hundred seventy-seven".