63627134398 has 4 divisors (see below), whose sum is σ = 95440701600. Its totient is φ = 31813567198.

The previous prime is 63627134369. The next prime is 63627134437. The reversal of 63627134398 is 89343172636.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15906783598 + ... + 15906783601.

It is an arithmetic number, because the mean of its divisors is an integer number (23860175400).

Almost surely, 2^63627134398 is an apocalyptic number.

63627134398 is a deficient number, since it is larger than the sum of its proper divisors (31813567202).

63627134398 is a wasteful number, since it uses less digits than its factorization.

63627134398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31813567201.

The product of its digits is 3919104, while the sum is 52.

It can be divided in two parts, 63627 and 134398, that added together give a square (198025 = 445²).

The spelling of 63627134398 in words is "sixty-three billion, six hundred twenty-seven million, one hundred thirty-four thousand, three hundred ninety-eight".