42359187436877 has 2 divisors, whose sum is σ = 42359187436878. Its totient is φ = 42359187436876.

The previous prime is 42359187436757. The next prime is 42359187436897. The reversal of 42359187436877 is 77863478195324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24165669707881 + 18193517728996 = 4915859^2 + 4265386^2 .

It is a cyclic number.

It is not a de Polignac number, because 42359187436877 - 2³² = 42354892469581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42359187436897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21179593718438 + 21179593718439.

It is an arithmetic number, because the mean of its divisors is an integer number (21179593718439).

Almost surely, 2^{42359187436877} is an apocalyptic number.

It is an amenable number.

42359187436877 is a deficient number, since it is larger than the sum of its proper divisors (1).

42359187436877 is an equidigital number, since it uses as much as digits as its factorization.

42359187436877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1706987520, while the sum is 74.

The spelling of 42359187436877 in words is "forty-two trillion, three hundred fifty-nine billion, one hundred eighty-seven million, four hundred thirty-six thousand, eight hundred seventy-seven".