542621564352 has 112 divisors (see below), whose sum is σ = 1823093656320. Its totient is φ = 155034729216.

The previous prime is 542621564339. The next prime is 542621564389. The reversal of 542621564352 is 253465126245.

542621564352 is a `hidden beast` number, since 5 + 4 + 2 + 62 + 156 + 435 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 542621564298 and 542621564307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22417698 + ... + 22441889.

Almost surely, 2^542621564352 is an apocalyptic number.

It is an amenable number.

542621564352 is an abundant number, since it is smaller than the sum of its proper divisors (1280472091968).

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

542621564352 is a wasteful number, since it uses less digits than its factorization.

542621564352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44859615 (or 44859599 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

The spelling of 542621564352 in words is "five hundred forty-two billion, six hundred twenty-one million, five hundred sixty-four thousand, three hundred fifty-two".