5154999478 has 16 divisors (see below), whose sum is σ = 8141253120. Its totient is φ = 2441307816.

The previous prime is 5154999461. The next prime is 5154999481. The reversal of 5154999478 is 8749994515.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202575 + ... + 226597.

It is an arithmetic number, because the mean of its divisors is an integer number (508828320).

Almost surely, 2^5154999478 is an apocalyptic number.

5154999478 is a deficient number, since it is larger than the sum of its proper divisors (2986253642).

5154999478 is a wasteful number, since it uses less digits than its factorization.

5154999478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29691.

The product of its digits is 16329600, while the sum is 61.

The square root of 5154999478 is about 71798.3250361734. The cubic root of 5154999478 is about 1727.4661334021.

The spelling of 5154999478 in words is "five billion, one hundred fifty-four million, nine hundred ninety-nine thousand, four hundred seventy-eight".