4544645460 has 48 divisors (see below), whose sum is σ = 12728028096. Its totient is φ = 1211617792.

The previous prime is 4544645459. The next prime is 4544645489. The reversal of 4544645460 is 645464454.

It is a super-2 number, since 2×4544645460² = 41307604714197223200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 398599 + ... + 409841.

It is an arithmetic number, because the mean of its divisors is an integer number (265167252).

Almost surely, 2^4544645460 is an apocalyptic number.

It is an amenable number.

4544645460 is an abundant number, since it is smaller than the sum of its proper divisors (8183382636).

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

4544645460 is a wasteful number, since it uses less digits than its factorization.

4544645460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17992 (or 17990 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

The square root of 4544645460 is about 67413.9856409633. The cubic root of 4544645460 is about 1656.4055212974.

The spelling of 4544645460 in words is "four billion, five hundred forty-four million, six hundred forty-five thousand, four hundred sixty".