5157740838 has 16 divisors (see below), whose sum is σ = 10337863536. Its totient is φ = 1715516640.

The previous prime is 5157740771. The next prime is 5157740851. The reversal of 5157740838 is 8380477515.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929581 + ... + 935112.

It is an arithmetic number, because the mean of its divisors is an integer number (646116471).

Almost surely, 2^5157740838 is an apocalyptic number.

5157740838 is an abundant number, since it is smaller than the sum of its proper divisors (5180122698).

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

5157740838 is a wasteful number, since it uses less digits than its factorization.

5157740838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865159.

The product of its (nonzero) digits is 940800, while the sum is 48.

The square root of 5157740838 is about 71817.4131948513. The cubic root of 5157740838 is about 1727.7722936247.

The spelling of 5157740838 in words is "five billion, one hundred fifty-seven million, seven hundred forty thousand, eight hundred thirty-eight".