654513135948 has 72 divisors (see below), whose sum is σ = 1891824453792. Its totient is φ = 186903988992.

The previous prime is 654513135923. The next prime is 654513135967. The reversal of 654513135948 is 849531315456.

654513135948 is a `hidden beast` number, since 6 + 5 + 4 + 513 + 1 + 35 + 94 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 654513135894 and 654513135903.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 218865 + ... + 1164872.

It is an arithmetic number, because the mean of its divisors is an integer number (26275339636).

Almost surely, 2^654513135948 is an apocalyptic number.

It is an amenable number.

654513135948 is an abundant number, since it is smaller than the sum of its proper divisors (1237311317844).

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

654513135948 is a wasteful number, since it uses less digits than its factorization.

654513135948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385631 (or 1385626 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 54.

The spelling of 654513135948 in words is "six hundred fifty-four billion, five hundred thirteen million, one hundred thirty-five thousand, nine hundred forty-eight".