654257735044 has 9 divisors (see below), whose sum is σ = 1144953867351. Its totient is φ = 327128058660.

The previous prime is 654257735041. The next prime is 654257735107. The reversal of 654257735044 is 440537752456.

The square root of 654257735044 is 808862.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 654257734982 and 654257735000.

It is not an unprimeable number, because it can be changed into a prime (654257735041) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1415509 + ... + 1819939.

Almost surely, 2^654257735044 is an apocalyptic number.

654257735044 is the 808862-nd square number.

It is an amenable number.

654257735044 is a deficient number, since it is larger than the sum of its proper divisors (490696132307).

654257735044 is an frugal number, since it uses more digits than its factorization.

654257735044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808866 (or 404433 counting only the distinct ones).

The product of its (nonzero) digits is 14112000, while the sum is 52.

The spelling of 654257735044 in words is "six hundred fifty-four billion, two hundred fifty-seven million, seven hundred thirty-five thousand, forty-four".