431546245493 has 16 divisors (see below), whose sum is σ = 487548711360. Its totient is φ = 378368793600.

The previous prime is 431546245489. The next prime is 431546245547. The reversal of 431546245493 is 394542645134.

It is a cyclic number.

It is not a de Polignac number, because 431546245493 - 2² = 431546245489 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431546245433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456428 + ... + 1035093.

It is an arithmetic number, because the mean of its divisors is an integer number (30471794460).

Almost surely, 2^431546245493 is an apocalyptic number.

It is an amenable number.

431546245493 is a deficient number, since it is larger than the sum of its proper divisors (56002465867).

431546245493 is a wasteful number, since it uses less digits than its factorization.

431546245493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492468.

The product of its digits is 6220800, while the sum is 50.

The spelling of 431546245493 in words is "four hundred thirty-one billion, five hundred forty-six million, two hundred forty-five thousand, four hundred ninety-three".