542146262687 has 2 divisors, whose sum is σ = 542146262688. Its totient is φ = 542146262686.

The previous prime is 542146262597. The next prime is 542146262701. The reversal of 542146262687 is 786262641245.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542146262687 - 2¹⁰ = 542146261663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542146262587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271073131343 + 271073131344.

It is an arithmetic number, because the mean of its divisors is an integer number (271073131344).

Almost surely, 2^542146262687 is an apocalyptic number.

542146262687 is a deficient number, since it is larger than the sum of its proper divisors (1).

542146262687 is an equidigital number, since it uses as much as digits as its factorization.

542146262687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7741440, while the sum is 53.

The spelling of 542146262687 in words is "five hundred forty-two billion, one hundred forty-six million, two hundred sixty-two thousand, six hundred eighty-seven".