245431606134542 has 16 divisors (see below), whose sum is σ = 384166416939552. Its totient is φ = 117376483783680.

The previous prime is 245431606134521. The next prime is 245431606134661.

245431606134542 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86072459 + ... + 88878182.

It is an arithmetic number, because the mean of its divisors is an integer number (24010401058722).

Almost surely, 2^{245431606134542} is an apocalyptic number.

245431606134542 is a deficient number, since it is larger than the sum of its proper divisors (138734810805010).

245431606134542 is a wasteful number, since it uses less digits than its factorization.

245431606134542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174981163.

The product of its (nonzero) digits is 8294400, while the sum is 50.

The spelling of 245431606134542 in words is "two hundred forty-five trillion, four hundred thirty-one billion, six hundred six million, one hundred thirty-four thousand, five hundred forty-two".