5043978506 has 32 divisors (see below), whose sum is σ = 9378778752. Its totient is φ = 1984919040.

The previous prime is 5043978493. The next prime is 5043978509. The reversal of 5043978506 is 6058793405.

It is not an unprimeable number, because it can be changed into a prime (5043978509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248696 + ... + 268211.

It is an arithmetic number, because the mean of its divisors is an integer number (293086836).

Almost surely, 2^5043978506 is an apocalyptic number.

5043978506 is a deficient number, since it is larger than the sum of its proper divisors (4334800246).

5043978506 is a wasteful number, since it uses less digits than its factorization.

5043978506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516974.

The product of its (nonzero) digits is 907200, while the sum is 47.

The square root of 5043978506 is about 71020.9722969209. The cubic root of 5043978506 is about 1714.9747982255.

The spelling of 5043978506 in words is "five billion, forty-three million, nine hundred seventy-eight thousand, five hundred six".