5149936800 has 144 divisors (see below), whose sum is σ = 18625682880. Its totient is φ = 1373310720.

The previous prime is 5149936787. The next prime is 5149936817. The reversal of 5149936800 is 86399415.

It is a happy number.

5149936800 is a `hidden beast` number, since 51 + 499 + 36 + 80 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97612 + ... + 140811.

It is an arithmetic number, because the mean of its divisors is an integer number (129345020).

Almost surely, 2^5149936800 is an apocalyptic number.

5149936800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5149936800 is an abundant number, since it is smaller than the sum of its proper divisors (13475746080).

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

5149936800 is a wasteful number, since it uses less digits than its factorization.

5149936800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238452 (or 238433 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 5149936800 is about 71763.0601354206. The cubic root of 5149936800 is about 1726.9004385925.

The spelling of 5149936800 in words is "five billion, one hundred forty-nine million, nine hundred thirty-six thousand, eight hundred".