63479381260 has 12 divisors (see below), whose sum is σ = 133306700688. Its totient is φ = 25391752496.

The previous prime is 63479381243. The next prime is 63479381269. The reversal of 63479381260 is 6218397436.

It is not an unprimeable number, because it can be changed into a prime (63479381269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1586984512 + ... + 1586984551.

It is an arithmetic number, because the mean of its divisors is an integer number (11108891724).

Almost surely, 2^63479381260 is an apocalyptic number.

It is an amenable number.

63479381260 is an abundant number, since it is smaller than the sum of its proper divisors (69827319428).

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

63479381260 is a wasteful number, since it uses less digits than its factorization.

63479381260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3173969072 (or 3173969070 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 63479381260 in words is "sixty-three billion, four hundred seventy-nine million, three hundred eighty-one thousand, two hundred sixty".