542436726612135 has 32 divisors (see below), whose sum is σ = 874560584696832. Its totient is φ = 287079165210240.

The previous prime is 542436726612061. The next prime is 542436726612161. The reversal of 542436726612135 is 531216627634245.

It is not a de Polignac number, because 542436726612135 - 2¹² = 542436726608039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41225922 + ... + 52767888.

It is an arithmetic number, because the mean of its divisors is an integer number (27330018271776).

Almost surely, 2^{542436726612135} is an apocalyptic number.

542436726612135 is a deficient number, since it is larger than the sum of its proper divisors (332123858084697).

542436726612135 is a wasteful number, since it uses less digits than its factorization.

542436726612135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11566023.

The product of its digits is 43545600, while the sum is 57.

The spelling of 542436726612135 in words is "five hundred forty-two trillion, four hundred thirty-six billion, seven hundred twenty-six million, six hundred twelve thousand, one hundred thirty-five".