542350121436 has 36 divisors (see below), whose sum is σ = 1371450662400. Its totient is φ = 180716110848.

The previous prime is 542350121413. The next prime is 542350121437. The reversal of 542350121436 is 634121053245.

542350121436 is a `hidden beast` number, since 5 + 4 + 2 + 3 + 501 + 2 + 143 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 542350121436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542350121437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2704476 + ... + 2898083.

Almost surely, 2^542350121436 is an apocalyptic number.

It is an amenable number.

542350121436 is an abundant number, since it is smaller than the sum of its proper divisors (829100540964).

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

542350121436 is a wasteful number, since it uses less digits than its factorization.

542350121436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605258 (or 5605253 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 542350121436 in words is "five hundred forty-two billion, three hundred fifty million, one hundred twenty-one thousand, four hundred thirty-six".