63374739833 has 16 divisors (see below), whose sum is σ = 67060154496. Its totient is φ = 59767424640.

The previous prime is 63374739809. The next prime is 63374739851. The reversal of 63374739833 is 33893747336.

It is not a de Polignac number, because 63374739833 - 2¹⁴ = 63374723449 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63374739893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6555023 + ... + 6564683.

It is an arithmetic number, because the mean of its divisors is an integer number (4191259656).

Almost surely, 2^63374739833 is an apocalyptic number.

It is an amenable number.

63374739833 is a deficient number, since it is larger than the sum of its proper divisors (3685414663).

63374739833 is a wasteful number, since it uses less digits than its factorization.

63374739833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13664.

The product of its digits is 20575296, while the sum is 56.

The spelling of 63374739833 in words is "sixty-three billion, three hundred seventy-four million, seven hundred thirty-nine thousand, eight hundred thirty-three".