174996828378 has 32 divisors (see below), whose sum is σ = 397155928320. Its totient is φ = 57091163040.

The previous prime is 174996828337. The next prime is 174996828437. The reversal of 174996828378 is 873828699471.

174996828378 is a `hidden beast` number, since 1 + 7 + 499 + 68 + 2 + 8 + 3 + 78 = 666.

It is a super-2 number, since 2×174996828378² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34472803 + ... + 34477878.

It is an arithmetic number, because the mean of its divisors is an integer number (12411122760).

Almost surely, 2^174996828378 is an apocalyptic number.

174996828378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

174996828378 is an abundant number, since it is smaller than the sum of its proper divisors (222159099942).

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

174996828378 is a wasteful number, since it uses less digits than its factorization.

174996828378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68950739 (or 68950733 counting only the distinct ones).

The product of its digits is 292626432, while the sum is 72.

The spelling of 174996828378 in words is "one hundred seventy-four billion, nine hundred ninety-six million, eight hundred twenty-eight thousand, three hundred seventy-eight".