542239419250 has 32 divisors (see below), whose sum is σ = 1028977326000. Its totient is φ = 213924585600.

The previous prime is 542239419247. The next prime is 542239419263. The reversal of 542239419250 is 52914932245.

It can be written as a sum of positive squares in 8 ways, for example, as 115429383001 + 426810036249 = 339749^2 + 653307^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 542239419250.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14837625 + ... + 14874124.

Almost surely, 2^542239419250 is an apocalyptic number.

542239419250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

542239419250 is a deficient number, since it is larger than the sum of its proper divisors (486737906750).

542239419250 is a wasteful number, since it uses less digits than its factorization.

542239419250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29711839 (or 29711829 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 542239419250 in words is "five hundred forty-two billion, two hundred thirty-nine million, four hundred nineteen thousand, two hundred fifty".