63547273713 has 48 divisors (see below), whose sum is σ = 107571651264. Its totient is φ = 32996759040.

The previous prime is 63547273711. The next prime is 63547273733. The reversal of 63547273713 is 31737274536.

It is not a de Polignac number, because 63547273713 - 2¹ = 63547273711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63547273711) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4224181 + ... + 4239197.

It is an arithmetic number, because the mean of its divisors is an integer number (2241076068).

Almost surely, 2^63547273713 is an apocalyptic number.

It is an amenable number.

63547273713 is a deficient number, since it is larger than the sum of its proper divisors (44024377551).

63547273713 is a wasteful number, since it uses less digits than its factorization.

63547273713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17662 (or 17655 counting only the distinct ones).

The product of its digits is 2222640, while the sum is 48.

The spelling of 63547273713 in words is "sixty-three billion, five hundred forty-seven million, two hundred seventy-three thousand, seven hundred thirteen".