90377133177043 has 2 divisors, whose sum is σ = 90377133177044. Its totient is φ = 90377133177042.

The previous prime is 90377133177029. The next prime is 90377133177049. The reversal of 90377133177043 is 34077133177309.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (34077133177309) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90377133177043 - 2⁹ = 90377133176531 is a prime.

It is not a weakly prime, because it can be changed into another prime (90377133177049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45188566588521 + 45188566588522.

It is an arithmetic number, because the mean of its divisors is an integer number (45188566588522).

Almost surely, 2^{90377133177043} is an apocalyptic number.

90377133177043 is a deficient number, since it is larger than the sum of its proper divisors (1).

90377133177043 is an equidigital number, since it uses as much as digits as its factorization.

90377133177043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7001316, while the sum is 55.

The spelling of 90377133177043 in words is "ninety trillion, three hundred seventy-seven billion, one hundred thirty-three million, one hundred seventy-seven thousand, forty-three".