431572874429 has 8 divisors (see below), whose sum is σ = 442112747832. Its totient is φ = 421033653760.

The previous prime is 431572874393. The next prime is 431572874431. The reversal of 431572874429 is 924478275134.

It can be written as a sum of positive squares in 4 ways, for example, as 9501765529 + 422071108900 = 97477^2 + 649670^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-431572874429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431572874329) 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, 1342997 + ... + 1633029.

It is an arithmetic number, because the mean of its divisors is an integer number (55264093479).

Almost surely, 2^431572874429 is an apocalyptic number.

It is an amenable number.

431572874429 is a deficient number, since it is larger than the sum of its proper divisors (10539873403).

431572874429 is a wasteful number, since it uses less digits than its factorization.

431572874429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326367.

The product of its digits is 13547520, while the sum is 56.

The spelling of 431572874429 in words is "four hundred thirty-one billion, five hundred seventy-two million, eight hundred seventy-four thousand, four hundred twenty-nine".