165456316050 has 48 divisors (see below), whose sum is σ = 419062142592. Its totient is φ = 43182923200.

The previous prime is 165456315991. The next prime is 165456316057. The reversal of 165456316050 is 50613654561.

It is a super-3 number, since 3×165456316050³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 165456315993 and 165456316011.

It is not an unprimeable number, because it can be changed into a prime (165456316057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11727441 + ... + 11741540.

It is an arithmetic number, because the mean of its divisors is an integer number (8730461304).

Almost surely, 2^165456316050 is an apocalyptic number.

165456316050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165456316050 is an abundant number, since it is smaller than the sum of its proper divisors (253605826542).

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

165456316050 is a wasteful number, since it uses less digits than its factorization.

165456316050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23469043 (or 23469038 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 165456316050 in words is "one hundred sixty-five billion, four hundred fifty-six million, three hundred sixteen thousand, fifty".