542044094677 has 2 divisors, whose sum is σ = 542044094678. Its totient is φ = 542044094676.

The previous prime is 542044094671. The next prime is 542044094693. The reversal of 542044094677 is 776490440245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 284509159236 + 257534935441 = 533394^2 + 507479^2 .

It is a cyclic number.

It is not a de Polignac number, because 542044094677 - 2⁷ = 542044094549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542044094671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271022047338 + 271022047339.

It is an arithmetic number, because the mean of its divisors is an integer number (271022047339).

Almost surely, 2^542044094677 is an apocalyptic number.

It is an amenable number.

542044094677 is a deficient number, since it is larger than the sum of its proper divisors (1).

542044094677 is an equidigital number, since it uses as much as digits as its factorization.

542044094677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 542044094677 in words is "five hundred forty-two billion, forty-four million, ninety-four thousand, six hundred seventy-seven".