245855558542 has 16 divisors (see below), whose sum is σ = 402320351664. Its totient is φ = 111749400000.

The previous prime is 245855558537. The next prime is 245855558563.

245855558542 is nontrivially palindromic in base 10.

245855558542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 769792 + ... + 1041292.

It is an arithmetic number, because the mean of its divisors is an integer number (25145021979).

Almost surely, 2^245855558542 is an apocalyptic number.

245855558542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

245855558542 is a deficient number, since it is larger than the sum of its proper divisors (156464793122).

245855558542 is a wasteful number, since it uses less digits than its factorization.

245855558542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312675.

The product of its digits is 64000000, while the sum is 58.

The spelling of 245855558542 in words is "two hundred forty-five billion, eight hundred fifty-five million, five hundred fifty-eight thousand, five hundred forty-two".