5173991740 has 12 divisors (see below), whose sum is σ = 10865382696. Its totient is φ = 2069596688.

The previous prime is 5173991723. The next prime is 5173991743. The reversal of 5173991740 is 471993715.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5173991743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129349774 + ... + 129349813.

It is an arithmetic number, because the mean of its divisors is an integer number (905448558).

Almost surely, 2^5173991740 is an apocalyptic number.

It is an amenable number.

5173991740 is an abundant number, since it is smaller than the sum of its proper divisors (5691390956).

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

5173991740 is a wasteful number, since it uses less digits than its factorization.

5173991740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258699596 (or 258699594 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 46.

The square root of 5173991740 is about 71930.4646168784. The cubic root of 5173991740 is about 1729.5850007492.

The spelling of 5173991740 in words is "five billion, one hundred seventy-three million, nine hundred ninety-one thousand, seven hundred forty".