654504494 has 16 divisors (see below), whose sum is σ = 1122377568. Its totient is φ = 280409472.

The previous prime is 654504481. The next prime is 654504503. The reversal of 654504494 is 494405456.

It is a super-4 number, since 4×654504494⁴ (a number of 36 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52514 + ... + 63770.

It is an arithmetic number, because the mean of its divisors is an integer number (70148598).

Almost surely, 2^654504494 is an apocalyptic number.

654504494 is a deficient number, since it is larger than the sum of its proper divisors (467873074).

654504494 is a wasteful number, since it uses less digits than its factorization.

654504494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15419.

The product of its (nonzero) digits is 345600, while the sum is 41.

The square root of 654504494 is about 25583.2854418661. The cubic root of 654504494 is about 868.2355103968.

The spelling of 654504494 in words is "six hundred fifty-four million, five hundred four thousand, four hundred ninety-four".