654390838032 has 80 divisors (see below), whose sum is σ = 1777967774208. Its totient is φ = 207110891520.

The previous prime is 654390837959. The next prime is 654390838039. The reversal of 654390838032 is 230838093456.

It is not an unprimeable number, because it can be changed into a prime (654390838039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4069993 + ... + 4227720.

Almost surely, 2^654390838032 is an apocalyptic number.

654390838032 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

654390838032 is an abundant number, since it is smaller than the sum of its proper divisors (1123576936176).

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

654390838032 is a wasteful number, since it uses less digits than its factorization.

654390838032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8297808 (or 8297802 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 654390838032 in words is "six hundred fifty-four billion, three hundred ninety million, eight hundred thirty-eight thousand, thirty-two".