542220512579 has 2 divisors, whose sum is σ = 542220512580. Its totient is φ = 542220512578.

The previous prime is 542220512549. The next prime is 542220512681. The reversal of 542220512579 is 975215022245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542220512579 - 2¹² = 542220508483 is a prime.

It is a super-2 number, since 2×542220512579² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (542220512549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271110256289 + 271110256290.

It is an arithmetic number, because the mean of its divisors is an integer number (271110256290).

Almost surely, 2^542220512579 is an apocalyptic number.

542220512579 is a deficient number, since it is larger than the sum of its proper divisors (1).

542220512579 is an equidigital number, since it uses as much as digits as its factorization.

542220512579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 542220512579 in words is "five hundred forty-two billion, two hundred twenty million, five hundred twelve thousand, five hundred seventy-nine".