542445250142331 has 48 divisors (see below), whose sum is σ = 809101110898080. Its totient is φ = 349973205504000.

The previous prime is 542445250142311. The next prime is 542445250142353. The reversal of 542445250142331 is 133241052544245.

542445250142331 is a `hidden beast` number, since 5 + 4 + 2 + 4 + 452 + 50 + 142 + 3 + 3 + 1 = 666.

It is not a de Polignac number, because 542445250142331 - 2¹⁰ = 542445250141307 is a prime.

It is a super-2 number, since 2×542445250142331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (542445250142311) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115696915 + ... + 120294083.

It is an arithmetic number, because the mean of its divisors is an integer number (16856273143710).

Almost surely, 2^{542445250142331} is an apocalyptic number.

542445250142331 is a deficient number, since it is larger than the sum of its proper divisors (266655860755749).

542445250142331 is a wasteful number, since it uses less digits than its factorization.

542445250142331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4599788 (or 4599785 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

The spelling of 542445250142331 in words is "five hundred forty-two trillion, four hundred forty-five billion, two hundred fifty million, one hundred forty-two thousand, three hundred thirty-one".