542156617575031 has 2 divisors, whose sum is σ = 542156617575032. Its totient is φ = 542156617575030.

The previous prime is 542156617575007. The next prime is 542156617575043. The reversal of 542156617575031 is 130575716651245.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542156617575031 - 2¹⁹ = 542156617050743 is a prime.

It is a super-2 number, since 2×542156617575031² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542156617575431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271078308787515 + 271078308787516.

It is an arithmetic number, because the mean of its divisors is an integer number (271078308787516).

Almost surely, 2^{542156617575031} is an apocalyptic number.

542156617575031 is a deficient number, since it is larger than the sum of its proper divisors (1).

542156617575031 is an equidigital number, since it uses as much as digits as its factorization.

542156617575031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460000, while the sum is 58.

The spelling of 542156617575031 in words is "five hundred forty-two trillion, one hundred fifty-six billion, six hundred seventeen million, five hundred seventy-five thousand, thirty-one".