6532420408 has 16 divisors (see below), whose sum is σ = 12968776080. Its totient is φ = 3074080128.

The previous prime is 6532420397. The next prime is 6532420441. The reversal of 6532420408 is 8040242356.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24016116 + ... + 24016387.

It is an arithmetic number, because the mean of its divisors is an integer number (810548505).

Almost surely, 2^6532420408 is an apocalyptic number.

6532420408 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

6532420408 is a deficient number, since it is larger than the sum of its proper divisors (6436355672).

6532420408 is a wasteful number, since it uses less digits than its factorization.

6532420408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48032526 (or 48032522 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 6532420408 is about 80823.3902283244. The cubic root of 6532420408 is about 1869.3532425514.

The spelling of 6532420408 in words is "six billion, five hundred thirty-two million, four hundred twenty thousand, four hundred eight".