63742158538 has 8 divisors (see below), whose sum is σ = 95758328160. Its totient is φ = 31822715820.

The previous prime is 63742158521. The next prime is 63742158541. The reversal of 63742158538 is 83585124736.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 24180078 + ... + 24182713.

It is an arithmetic number, because the mean of its divisors is an integer number (11969791020).

Almost surely, 2^63742158538 is an apocalyptic number.

63742158538 is a deficient number, since it is larger than the sum of its proper divisors (32016169622).

63742158538 is a wasteful number, since it uses less digits than its factorization.

63742158538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48363452.

The product of its digits is 4838400, while the sum is 52.

The spelling of 63742158538 in words is "sixty-three billion, seven hundred forty-two million, one hundred fifty-eight thousand, five hundred thirty-eight".