245100305442421 has 32 divisors (see below), whose sum is σ = 289598506243200. Its totient is φ = 204501396314880.

The previous prime is 245100305442413. The next prime is 245100305442431. The reversal of 245100305442421 is 124244503001542.

It is a cyclic number.

It is not a de Polignac number, because 245100305442421 - 2³ = 245100305442413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245100305442431) 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, 186433435 + ... + 187743511.

It is an arithmetic number, because the mean of its divisors is an integer number (9049953320100).

Almost surely, 2^{245100305442421} is an apocalyptic number.

It is an amenable number.

245100305442421 is a deficient number, since it is larger than the sum of its proper divisors (44498200800779).

245100305442421 is a wasteful number, since it uses less digits than its factorization.

245100305442421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317589.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 245100305442421 its reverse (124244503001542), we get a palindrome (369344808443963).

The spelling of 245100305442421 in words is "two hundred forty-five trillion, one hundred billion, three hundred five million, four hundred forty-two thousand, four hundred twenty-one".