83319925790 has 8 divisors (see below), whose sum is σ = 149975866440. Its totient is φ = 33327970312.

The previous prime is 83319925789. The next prime is 83319925811. The reversal of 83319925790 is 9752991338.

It is a happy number.

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

It is a super-2 number, since 2×83319925790² (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 3 ways as a sum of consecutive naturals, for example, 4165996280 + ... + 4165996299.

It is an arithmetic number, because the mean of its divisors is an integer number (18746983305).

Almost surely, 2^83319925790 is an apocalyptic number.

83319925790 is a deficient number, since it is larger than the sum of its proper divisors (66655940650).

83319925790 is a wasteful number, since it uses less digits than its factorization.

83319925790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8331992586.

The product of its (nonzero) digits is 3674160, while the sum is 56.

The spelling of 83319925790 in words is "eighty-three billion, three hundred nineteen million, nine hundred twenty-five thousand, seven hundred ninety".