245007745015 has 64 divisors (see below), whose sum is σ = 347556096000. Its totient is φ = 163794032640.

The previous prime is 245007745001. The next prime is 245007745027. The reversal of 245007745015 is 510547700542.

It is not a de Polignac number, because 245007745015 - 2⁵ = 245007744983 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21922969 + ... + 21934141.

It is an arithmetic number, because the mean of its divisors is an integer number (5430564000).

Almost surely, 2^245007745015 is an apocalyptic number.

245007745015 is a deficient number, since it is larger than the sum of its proper divisors (102548350985).

245007745015 is a wasteful number, since it uses less digits than its factorization.

245007745015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11752.

The product of its (nonzero) digits is 196000, while the sum is 40.

The spelling of 245007745015 in words is "two hundred forty-five billion, seven million, seven hundred forty-five thousand, fifteen".