63627134401 has 4 divisors (see below), whose sum is σ = 64048506304. Its totient is φ = 63205762500.

The previous prime is 63627134369. The next prime is 63627134437. The reversal of 63627134401 is 10443172636.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63627134401 - 2⁵ = 63627134369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63627137401) 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, 210685725 + ... + 210686026.

It is an arithmetic number, because the mean of its divisors is an integer number (16012126576).

Almost surely, 2^63627134401 is an apocalyptic number.

It is an amenable number.

63627134401 is a deficient number, since it is larger than the sum of its proper divisors (421371903).

63627134401 is a wasteful number, since it uses less digits than its factorization.

63627134401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421371902.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 63627134401 in words is "sixty-three billion, six hundred twenty-seven million, one hundred thirty-four thousand, four hundred one".