72578622114 has 24 divisors (see below), whose sum is σ = 157260352860. Its totient is φ = 24191847648.

The previous prime is 72578622113. The next prime is 72578622131. The reversal of 72578622114 is 41122687527.

72578622114 is a `hidden beast` number, since 7 + 2 + 5 + 7 + 8 + 622 + 1 + 14 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 59245994025 + 13332628089 = 243405^2 + 115467^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 72578622114.

It is not an unprimeable number, because it can be changed into a prime (72578622113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 436704 + ... + 579540.

Almost surely, 2^72578622114 is an apocalyptic number.

72578622114 is an abundant number, since it is smaller than the sum of its proper divisors (84681730746).

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

72578622114 is a wasteful number, since it uses less digits than its factorization.

72578622114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171074 (or 171071 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

The spelling of 72578622114 in words is "seventy-two billion, five hundred seventy-eight million, six hundred twenty-two thousand, one hundred fourteen".