245587484785542 has 16 divisors (see below), whose sum is σ = 491175970735680. Its totient is φ = 81862328067752.

The previous prime is 245587484785439. The next prime is 245587484785547.

245587484785542 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245587484785547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38507292 + ... + 44429567.

It is an arithmetic number, because the mean of its divisors is an integer number (30698498170980).

Almost surely, 2^{245587484785542} is an apocalyptic number.

245587484785542 is an abundant number, since it is smaller than the sum of its proper divisors (245588485950138).

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

245587484785542 is a wasteful number, since it uses less digits than its factorization.

245587484785542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83430387.

The product of its digits is 16056320000, while the sum is 78.

The spelling of 245587484785542 in words is "two hundred forty-five trillion, five hundred eighty-seven billion, four hundred eighty-four million, seven hundred eighty-five thousand, five hundred forty-two".