5639462479 has 54 divisors (see below), whose sum is σ = 7157790960. Its totient is φ = 4428627840.

The previous prime is 5639462471. The next prime is 5639462519. The reversal of 5639462479 is 9742649365.

It is not a de Polignac number, because 5639462479 - 2³ = 5639462471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5639462471) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 71385562 + ... + 71385640.

Almost surely, 2^5639462479 is an apocalyptic number.

5639462479 is a deficient number, since it is larger than the sum of its proper divisors (1518328481).

5639462479 is an equidigital number, since it uses as much as digits as its factorization.

5639462479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 174 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 55.

The square root of 5639462479 is about 75096.3546318994. The cubic root of 5639462479 is about 1779.9695402564.

The spelling of 5639462479 in words is "five billion, six hundred thirty-nine million, four hundred sixty-two thousand, four hundred seventy-nine".