6172464986 has 12 divisors (see below), whose sum is σ = 9509973822. Its totient is φ = 3002492016.

The previous prime is 6172464983. The next prime is 6172465003. The reversal of 6172464986 is 6894642716.

It can be written as a sum of positive squares in 3 ways, for example, as 6024088225 + 148376761 = 77615^2 + 12181^2 .

It is not an unprimeable number, because it can be changed into a prime (6172464983) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 671276 + ... + 680408.

Almost surely, 2^6172464986 is an apocalyptic number.

6172464986 is a deficient number, since it is larger than the sum of its proper divisors (3337508836).

6172464986 is an frugal number, since it uses more digits than its factorization.

6172464986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18305 (or 9172 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 53.

The square root of 6172464986 is about 78565.0366639003. The cubic root of 6172464986 is about 1834.3669272624.

The spelling of 6172464986 in words is "six billion, one hundred seventy-two million, four hundred sixty-four thousand, nine hundred eighty-six".