5149745900 has 36 divisors (see below), whose sum is σ = 12034563072. Its totient is φ = 1901444160.

The previous prime is 5149745891. The next prime is 5149745917. The reversal of 5149745900 is 95479415.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1979372 + ... + 1981971.

Almost surely, 2^5149745900 is an apocalyptic number.

5149745900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5149745900 is an abundant number, since it is smaller than the sum of its proper divisors (6884817172).

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

5149745900 is a wasteful number, since it uses less digits than its factorization.

5149745900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3961370 (or 3961363 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 5149745900 is about 71761.7300516090. The cubic root of 5149745900 is about 1726.8791005075.

The spelling of 5149745900 in words is "five billion, one hundred forty-nine million, seven hundred forty-five thousand, nine hundred".