4751393994 has 48 divisors (see below), whose sum is σ = 10636254720. Its totient is φ = 1531340640.

The previous prime is 4751393993. The next prime is 4751394001. The reversal of 4751393994 is 4993931574.

It is a happy number.

4751393994 is a `hidden beast` number, since 4 + 7 + 513 + 9 + 39 + 94 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 4751393994.

It is not an unprimeable number, because it can be changed into a prime (4751393993) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 759672 + ... + 765900.

It is an arithmetic number, because the mean of its divisors is an integer number (221588640).

Almost surely, 2^4751393994 is an apocalyptic number.

4751393994 is an abundant number, since it is smaller than the sum of its proper divisors (5884860726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4751393994 is a wasteful number, since it uses less digits than its factorization.

4751393994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7635 (or 7632 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 54.

The square root of 4751393994 is about 68930.3561139793. The cubic root of 4751393994 is about 1681.1521284928.

The spelling of 4751393994 in words is "four billion, seven hundred fifty-one million, three hundred ninety-three thousand, nine hundred ninety-four".