5172541551 has 32 divisors (see below), whose sum is σ = 8096544000. Its totient is φ = 3254637024.

The previous prime is 5172541541. The next prime is 5172541573. The reversal of 5172541551 is 1551452715.

5172541551 is a `hidden beast` number, since 51 + 7 + 2 + 54 + 1 + 551 = 666.

It is not a de Polignac number, because 5172541551 - 2⁹ = 5172541039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5172541541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119256 + ... + 156738.

It is an arithmetic number, because the mean of its divisors is an integer number (253017000).

Almost surely, 2^5172541551 is an apocalyptic number.

5172541551 is a deficient number, since it is larger than the sum of its proper divisors (2924002449).

5172541551 is a wasteful number, since it uses less digits than its factorization.

5172541551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37780 (or 37774 counting only the distinct ones).

The product of its digits is 35000, while the sum is 36.

The square root of 5172541551 is about 71920.3834180547. The cubic root of 5172541551 is about 1729.4233937706.

The spelling of 5172541551 in words is "five billion, one hundred seventy-two million, five hundred forty-one thousand, five hundred fifty-one".