137785884894 has 64 divisors (see below), whose sum is σ = 349980595200. Its totient is φ = 39361974624.

The previous prime is 137785884869. The next prime is 137785884911. The reversal of 137785884894 is 498488587731.

137785884894 is a `hidden beast` number, since 1 + 37 + 7 + 8 + 588 + 4 + 8 + 9 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3308352 + ... + 3349740.

It is an arithmetic number, because the mean of its divisors is an integer number (5468446800).

Almost surely, 2^137785884894 is an apocalyptic number.

137785884894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

137785884894 is an abundant number, since it is smaller than the sum of its proper divisors (212194710306).

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

137785884894 is a wasteful number, since it uses less digits than its factorization.

137785884894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50214 (or 50208 counting only the distinct ones).

The product of its digits is 433520640, while the sum is 72.

The spelling of 137785884894 in words is "one hundred thirty-seven billion, seven hundred eighty-five million, eight hundred eighty-four thousand, eight hundred ninety-four".