165079799390 has 16 divisors (see below), whose sum is σ = 324156697200. Its totient is φ = 60029017920.

The previous prime is 165079799383. The next prime is 165079799393. The reversal of 165079799390 is 93997970561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165079799393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750362615 + ... + 750362834.

It is an arithmetic number, because the mean of its divisors is an integer number (20259793575).

Almost surely, 2^165079799390 is an apocalyptic number.

165079799390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165079799390 is a deficient number, since it is larger than the sum of its proper divisors (159076897810).

165079799390 is a wasteful number, since it uses less digits than its factorization.

165079799390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500725467.

The product of its (nonzero) digits is 28934010, while the sum is 65.

It can be divided in two parts, 165079 and 799390, that added together give a palindrome (964469).

The spelling of 165079799390 in words is "one hundred sixty-five billion, seventy-nine million, seven hundred ninety-nine thousand, three hundred ninety".