245436641535 has 16 divisors (see below), whose sum is σ = 396747068256. Its totient is φ = 129550061568.

The previous prime is 245436641441. The next prime is 245436641573. The reversal of 245436641535 is 535146634542.

It is not a de Polignac number, because 245436641535 - 2²² = 245432447231 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84341034 + ... + 84343943.

It is an arithmetic number, because the mean of its divisors is an integer number (24796691766).

Almost surely, 2^245436641535 is an apocalyptic number.

245436641535 is a deficient number, since it is larger than the sum of its proper divisors (151310426721).

245436641535 is a wasteful number, since it uses less digits than its factorization.

245436641535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168685082.

The product of its digits is 5184000, while the sum is 48.

The spelling of 245436641535 in words is "two hundred forty-five billion, four hundred thirty-six million, six hundred forty-one thousand, five hundred thirty-five".