6492939264 has 440 divisors, whose sum is σ = 22684166208. Its totient is φ = 1811496960.

The previous prime is 6492939263. The next prime is 6492939281. The reversal of 6492939264 is 4629392946.

6492939264 is a `hidden beast` number, since 6 + 492 + 9 + 3 + 92 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 6492939264.

It is not an unprimeable number, because it can be changed into a prime (6492939263) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 30772119 + ... + 30772329.

Almost surely, 2^6492939264 is an apocalyptic number.

6492939264 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6492939264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11342083104).

6492939264 is an abundant number, since it is smaller than the sum of its proper divisors (16191226944).

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

6492939264 is a wasteful number, since it uses less digits than its factorization.

6492939264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 276 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 54.

The square root of 6492939264 is about 80578.7767591442. The cubic root of 6492939264 is about 1865.5795829150.

The spelling of 6492939264 in words is "six billion, four hundred ninety-two million, nine hundred thirty-nine thousand, two hundred sixty-four".