245436307012 has 24 divisors (see below), whose sum is σ = 463154615000. Its totient is φ = 113130971136.

The previous prime is 245436307003. The next prime is 245436307019. The reversal of 245436307012 is 210703634542.

It can be written as a sum of positive squares in 4 ways, for example, as 12865457476 + 232570849536 = 113426^2 + 482256^2 .

It is not an unprimeable number, because it can be changed into a prime (245436307019) 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, 3028887 + ... + 3108862.

Almost surely, 2^245436307012 is an apocalyptic number.

It is an amenable number.

245436307012 is a deficient number, since it is larger than the sum of its proper divisors (217718307988).

245436307012 is a wasteful number, since it uses less digits than its factorization.

245436307012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6138535 (or 6138533 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

The spelling of 245436307012 in words is "two hundred forty-five billion, four hundred thirty-six million, three hundred seven thousand, twelve".