6427551116 has 24 divisors (see below), whose sum is σ = 13531687680. Its totient is φ = 2609682192.

The previous prime is 6427551107. The next prime is 6427551283. The reversal of 6427551116 is 6111557246.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 6427551116.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6040400 + ... + 6041463.

It is an arithmetic number, because the mean of its divisors is an integer number (563820320).

Almost surely, 2^6427551116 is an apocalyptic number.

It is an amenable number.

6427551116 is an abundant number, since it is smaller than the sum of its proper divisors (7104136564).

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

6427551116 is a wasteful number, since it uses less digits than its factorization.

6427551116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12081893 (or 12081891 counting only the distinct ones).

The product of its digits is 50400, while the sum is 38.

The square root of 6427551116 is about 80172.0095544573. The cubic root of 6427551116 is about 1859.2959060849.

The spelling of 6427551116 in words is "six billion, four hundred twenty-seven million, five hundred fifty-one thousand, one hundred sixteen".