168119190400 has 96 divisors (see below), whose sum is σ = 474636563280. Its totient is φ = 57640857600.

The previous prime is 168119190389. The next prime is 168119190443. The reversal of 168119190400 is 4091911861.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3730261 + ... + 3775060.

Almost surely, 2^168119190400 is an apocalyptic number.

168119190400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168119190400 is an abundant number, since it is smaller than the sum of its proper divisors (306517372880).

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

168119190400 is an equidigital number, since it uses as much as digits as its factorization.

168119190400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7505352 (or 7505335 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 40.

The spelling of 168119190400 in words is "one hundred sixty-eight billion, one hundred nineteen million, one hundred ninety thousand, four hundred".