245431143401512 has 16 divisors (see below), whose sum is σ = 460241402744340. Its totient is φ = 122700102669696.

The previous prime is 245431143401471. The next prime is 245431143401537. The reversal of 245431143401512 is 215104341134542.

245431143401512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 214544158950276 + 30886984451236 = 14647326^2 + 5557606^2 .

It is a super-2 number, since 2×245431143401512² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1933561453 + ... + 1933688380.

Almost surely, 2^{245431143401512} is an apocalyptic number.

It is an amenable number.

245431143401512 is a deficient number, since it is larger than the sum of its proper divisors (214810259342828).

245431143401512 is a wasteful number, since it uses less digits than its factorization.

245431143401512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3867257772 (or 3867257768 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 245431143401512 in words is "two hundred forty-five trillion, four hundred thirty-one billion, one hundred forty-three million, four hundred one thousand, five hundred twelve".