5129943740 has 12 divisors (see below), whose sum is σ = 10772881896. Its totient is φ = 2051977488.

The previous prime is 5129943601. The next prime is 5129943751. The reversal of 5129943740 is 473499215.

It is a junction number, because it is equal to n+sod(n) for n = 5129943691 and 5129943700.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128248574 + ... + 128248613.

It is an arithmetic number, because the mean of its divisors is an integer number (897740158).

Almost surely, 2^5129943740 is an apocalyptic number.

It is an amenable number.

5129943740 is an abundant number, since it is smaller than the sum of its proper divisors (5642938156).

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

5129943740 is a wasteful number, since it uses less digits than its factorization.

5129943740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256497196 (or 256497194 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 5129943740 is about 71623.6255714551. The cubic root of 5129943740 is about 1724.6628189245.

The spelling of 5129943740 in words is "five billion, one hundred twenty-nine million, nine hundred forty-three thousand, seven hundred forty".