48315649986 has 160 divisors (see below), whose sum is σ = 118622992752. Its totient is φ = 14636298240.

The previous prime is 48315649957. The next prime is 48315649997. The reversal of 48315649986 is 68994651384.

48315649986 is a `hidden beast` number, since 483 + 1 + 5 + 64 + 9 + 98 + 6 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 36031252761 + 12284397225 = 189819^2 + 110835^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13958296 + ... + 13961756.

Almost surely, 2^48315649986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48315649986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59311496376).

48315649986 is an abundant number, since it is smaller than the sum of its proper divisors (70307342766).

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

48315649986 is a wasteful number, since it uses less digits than its factorization.

48315649986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666 (or 3657 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 63.

The spelling of 48315649986 in words is "forty-eight billion, three hundred fifteen million, six hundred forty-nine thousand, nine hundred eighty-six".