542132864519 has 4 divisors (see below), whose sum is σ = 542141022696. Its totient is φ = 542124706344.

The previous prime is 542132864501. The next prime is 542132864531. The reversal of 542132864519 is 915468231245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542132864519 is a prime.

It is a super-2 number, since 2×542132864519² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542132860519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3978584 + ... + 4112589.

It is an arithmetic number, because the mean of its divisors is an integer number (135535255674).

Almost surely, 2^542132864519 is an apocalyptic number.

542132864519 is a deficient number, since it is larger than the sum of its proper divisors (8158177).

542132864519 is an equidigital number, since it uses as much as digits as its factorization.

542132864519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8158176.

The product of its digits is 2073600, while the sum is 50.

The spelling of 542132864519 in words is "five hundred forty-two billion, one hundred thirty-two million, eight hundred sixty-four thousand, five hundred nineteen".