245104635421315 has 4 divisors (see below), whose sum is σ = 294125562505584. Its totient is φ = 196083708337048.

The previous prime is 245104635421307. The next prime is 245104635421409. The reversal of 245104635421315 is 513124536401542.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 245104635421315 - 2³ = 245104635421307 is a prime.

It is a Duffinian number.

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, 24510463542127 + ... + 24510463542136.

It is an arithmetic number, because the mean of its divisors is an integer number (73531390626396).

Almost surely, 2^{245104635421315} is an apocalyptic number.

245104635421315 is a deficient number, since it is larger than the sum of its proper divisors (49020927084269).

245104635421315 is an equidigital number, since it uses as much as digits as its factorization.

245104635421315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49020927084268.

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 245104635421315 in words is "two hundred forty-five trillion, one hundred four billion, six hundred thirty-five million, four hundred twenty-one thousand, three hundred fifteen".