5149702656 has 400 divisors, whose sum is σ = 17880206784. Its totient is φ = 1451188224.

The previous prime is 5149702631. The next prime is 5149702667. The reversal of 5149702656 is 6562079415.

5149702656 is a `hidden beast` number, since 514 + 9 + 70 + 2 + 65 + 6 = 666.

It is a nialpdrome in base 6 and base 12.

It is a zygodrome in base 6.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 70543836 + ... + 70543908.

Almost surely, 2^5149702656 is an apocalyptic number.

5149702656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5149702656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8940103392).

5149702656 is an abundant number, since it is smaller than the sum of its proper divisors (12730504128).

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

5149702656 is an frugal number, since it uses more digits than its factorization.

5149702656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 5149702656 is about 71761.4287483185. The cubic root of 5149702656 is about 1726.8742667824.

The spelling of 5149702656 in words is "five billion, one hundred forty-nine million, seven hundred two thousand, six hundred fifty-six".