5121790704 has 140 divisors (see below), whose sum is σ = 14934000016. Its totient is φ = 1700891136.

The previous prime is 5121790703. The next prime is 5121790769. The reversal of 5121790704 is 4070971215.

It is a happy number.

5121790704 is a `hidden beast` number, since 512 + 1 + 79 + 0 + 70 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5121790703) by changing a digit.

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 27 ways as a sum of consecutive naturals, for example, 3930117 + ... + 3931419.

Almost surely, 2^5121790704 is an apocalyptic number.

5121790704 is a gapful number since it is divisible by the number (54) 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 5121790704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7467000008).

5121790704 is an abundant number, since it is smaller than the sum of its proper divisors (9812209312).

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

5121790704 is a wasteful number, since it uses less digits than its factorization.

5121790704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666 (or 1645 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 5121790704 is about 71566.6871106942. The cubic root of 5121790704 is about 1723.7486637513.

The spelling of 5121790704 in words is "five billion, one hundred twenty-one million, seven hundred ninety thousand, seven hundred four".