8435725172472 has 32 divisors (see below), whose sum is σ = 22711567772880. Its totient is φ = 2595607745280.

The previous prime is 8435725172471. The next prime is 8435725172597. The reversal of 8435725172472 is 2742715275348.

It is a super-2 number, since 2×8435725172472² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8435725172471) 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, 13518790029 + ... + 13518790652.

Almost surely, 2^{8435725172472} is an apocalyptic number.

It is an amenable number.

8435725172472 is an abundant number, since it is smaller than the sum of its proper divisors (14275842600408).

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

8435725172472 is a wasteful number, since it uses less digits than its factorization.

8435725172472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27037580703 (or 27037580699 counting only the distinct ones).

The product of its digits is 26342400, while the sum is 57.

The spelling of 8435725172472 in words is "eight trillion, four hundred thirty-five billion, seven hundred twenty-five million, one hundred seventy-two thousand, four hundred seventy-two".