542555444555245 has 48 divisors (see below), whose sum is σ = 722712000681216. Its totient is φ = 390685103424000.

The previous prime is 542555444555239. The next prime is 542555444555261.

542555444555245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 542555444555245 - 2⁵ = 542555444555213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 349623045 + ... + 351171445.

It is an arithmetic number, because the mean of its divisors is an integer number (15056500014192).

Almost surely, 2^{542555444555245} is an apocalyptic number.

542555444555245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542555444555245 is a deficient number, since it is larger than the sum of its proper divisors (180156556125971).

542555444555245 is a wasteful number, since it uses less digits than its factorization.

542555444555245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554154 (or 1554143 counting only the distinct ones).

The product of its digits is 1600000000, while the sum is 64.

The spelling of 542555444555245 in words is "five hundred forty-two trillion, five hundred fifty-five billion, four hundred forty-four million, five hundred fifty-five thousand, two hundred forty-five".