4639323975 has 96 divisors (see below), whose sum is σ = 9039921408. Its totient is φ = 2069760000.

The previous prime is 4639323937. The next prime is 4639323977. The reversal of 4639323975 is 5793239364.

It is a happy number.

It is not a de Polignac number, because 4639323975 - 2¹⁴ = 4639307591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4639323977) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5265535 + ... + 5266415.

It is an arithmetic number, because the mean of its divisors is an integer number (94165848).

Almost surely, 2^4639323975 is an apocalyptic number.

4639323975 is a deficient number, since it is larger than the sum of its proper divisors (4400597433).

4639323975 is a wasteful number, since it uses less digits than its factorization.

4639323975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409 (or 1404 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 51.

The square root of 4639323975 is about 68112.5830885894. The cubic root of 4639323975 is about 1667.8291770643.

The spelling of 4639323975 in words is "four billion, six hundred thirty-nine million, three hundred twenty-three thousand, nine hundred seventy-five".