5431172740 has 36 divisors (see below), whose sum is σ = 13267581516. Its totient is φ = 1862116032.

The previous prime is 5431172657. The next prime is 5431172797. The reversal of 5431172740 is 472711345.

It can be written as a sum of positive squares in 2 ways, for example, as 1334148676 + 4097024064 = 36526^2 + 64008^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5431172696 and 5431172705.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2770027 + ... + 2771986.

It is an arithmetic number, because the mean of its divisors is an integer number (368543931).

Almost surely, 2^5431172740 is an apocalyptic number.

It is an amenable number.

5431172740 is an abundant number, since it is smaller than the sum of its proper divisors (7836408776).

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

5431172740 is a wasteful number, since it uses less digits than its factorization.

5431172740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5542036 (or 5542027 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 5431172740 is about 73696.4906898558. The cubic root of 5431172740 is about 1757.7800803710.

The spelling of 5431172740 in words is "five billion, four hundred thirty-one million, one hundred seventy-two thousand, seven hundred forty".