90500541542377 has 2 divisors, whose sum is σ = 90500541542378. Its totient is φ = 90500541542376.

The previous prime is 90500541542347. The next prime is 90500541542413. The reversal of 90500541542377 is 77324514500509.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90024060586201 + 476480956176 = 9488101^2 + 690276^2 .

It is a cyclic number.

It is not a de Polignac number, because 90500541542377 - 2¹⁹ = 90500541018089 is a prime.

It is not a weakly prime, because it can be changed into another prime (90500541542347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45250270771188 + 45250270771189.

It is an arithmetic number, because the mean of its divisors is an integer number (45250270771189).

Almost surely, 2^{90500541542377} is an apocalyptic number.

It is an amenable number.

90500541542377 is a deficient number, since it is larger than the sum of its proper divisors (1).

90500541542377 is an equidigital number, since it uses as much as digits as its factorization.

90500541542377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 90500541542377 in words is "ninety trillion, five hundred billion, five hundred forty-one million, five hundred forty-two thousand, three hundred seventy-seven".