5171928654 has 16 divisors (see below), whose sum is σ = 10346359680. Its totient is φ = 1723559160.

The previous prime is 5171928653. The next prime is 5171928661. The reversal of 5171928654 is 4568291715.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5171928653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76842 + ... + 127469.

It is an arithmetic number, because the mean of its divisors is an integer number (646647480).

Almost surely, 2^5171928654 is an apocalyptic number.

5171928654 is an abundant number, since it is smaller than the sum of its proper divisors (5174431026).

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

5171928654 is a wasteful number, since it uses less digits than its factorization.

5171928654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208535.

The product of its digits is 604800, while the sum is 48.

The square root of 5171928654 is about 71916.1223509722. The cubic root of 5171928654 is about 1729.3550843288.

The spelling of 5171928654 in words is "five billion, one hundred seventy-one million, nine hundred twenty-eight thousand, six hundred fifty-four".