63157275136 has 40 divisors (see below), whose sum is σ = 130261912704. Its totient is φ = 30559964160.

The previous prime is 63157275131. The next prime is 63157275191.

63157275136 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (63157275131) 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, 1973710 + ... + 2005453.

Almost surely, 2^63157275136 is an apocalyptic number.

It is an amenable number.

63157275136 is an abundant number, since it is smaller than the sum of its proper divisors (67104637568).

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

63157275136 is an equidigital number, since it uses as much as digits as its factorization.

63157275136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3979212 (or 3979196 counting only the distinct ones).

The product of its digits is 793800, while the sum is 46.

The spelling of 63157275136 in words is "sixty-three billion, one hundred fifty-seven million, two hundred seventy-five thousand, one hundred thirty-six".