245431412272 has 20 divisors (see below), whose sum is σ = 475545031920. Its totient is φ = 122710113728.

The previous prime is 245431412221. The next prime is 245431412273. The reversal of 245431412272 is 272214134542.

It is not an unprimeable number, because it can be changed into a prime (245431412273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24678 + ... + 701050.

It is an arithmetic number, because the mean of its divisors is an integer number (23777251596).

Almost surely, 2^245431412272 is an apocalyptic number.

It is an amenable number.

245431412272 is a deficient number, since it is larger than the sum of its proper divisors (230113619648).

245431412272 is a wasteful number, since it uses less digits than its factorization.

245431412272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699060 (or 699054 counting only the distinct ones).

The product of its digits is 107520, while the sum is 37.

The spelling of 245431412272 in words is "two hundred forty-five billion, four hundred thirty-one million, four hundred twelve thousand, two hundred seventy-two".