6272549640 has 96 divisors (see below), whose sum is σ = 23298050880. Its totient is φ = 1433725056.

The previous prime is 6272549623. The next prime is 6272549669. The reversal of 6272549640 is 469452726.

6272549640 is a `hidden beast` number, since 62 + 7 + 2 + 549 + 6 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1242034 + ... + 1247073.

It is an arithmetic number, because the mean of its divisors is an integer number (242688030).

Almost surely, 2^6272549640 is an apocalyptic number.

6272549640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6272549640 is an abundant number, since it is smaller than the sum of its proper divisors (17025501240).

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

6272549640 is a wasteful number, since it uses less digits than its factorization.

6272549640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2489131 (or 2489124 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 6272549640 is about 79199.4295434001. The cubic root of 6272549640 is about 1844.2283860024.

The spelling of 6272549640 in words is "six billion, two hundred seventy-two million, five hundred forty-nine thousand, six hundred forty".