245152410321 has 32 divisors (see below), whose sum is σ = 412113639168. Its totient is φ = 126157224960.

The previous prime is 245152410317. The next prime is 245152410329. The reversal of 245152410321 is 123014251542.

It is not a de Polignac number, because 245152410321 - 2² = 245152410317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245152410329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10939956 + ... + 10962341.

It is an arithmetic number, because the mean of its divisors is an integer number (12878551224).

Almost surely, 2^245152410321 is an apocalyptic number.

245152410321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

245152410321 is a deficient number, since it is larger than the sum of its proper divisors (166961228847).

245152410321 is a wasteful number, since it uses less digits than its factorization.

245152410321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21902361.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 245152410321 its reverse (123014251542), we get a palindrome (368166661863).

The spelling of 245152410321 in words is "two hundred forty-five billion, one hundred fifty-two million, four hundred ten thousand, three hundred twenty-one".