245425121524542 has 32 divisors (see below), whose sum is σ = 492536003581440. Its totient is φ = 81527528565920.

The previous prime is 245425121524537. The next prime is 245425121524543.

245425121524542 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 245425121524491 and 245425121524500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245425121524543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5797317 + ... + 22901072.

It is an arithmetic number, because the mean of its divisors is an integer number (15391750111920).

Almost surely, 2^{245425121524542} is an apocalyptic number.

245425121524542 is an abundant number, since it is smaller than the sum of its proper divisors (247110882056898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245425121524542 is a wasteful number, since it uses less digits than its factorization.

245425121524542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28703288.

The product of its digits is 5120000, while the sum is 48.

The spelling of 245425121524542 in words is "two hundred forty-five trillion, four hundred twenty-five billion, one hundred twenty-one million, five hundred twenty-four thousand, five hundred forty-two".