90920183707 has 2 divisors, whose sum is σ = 90920183708. Its totient is φ = 90920183706.

The previous prime is 90920183659. The next prime is 90920183747. The reversal of 90920183707 is 70738102909.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90920183707 - 2¹⁹ = 90919659419 is a prime.

It is not a weakly prime, because it can be changed into another prime (90920183747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45460091853 + 45460091854.

It is an arithmetic number, because the mean of its divisors is an integer number (45460091854).

Almost surely, 2^90920183707 is an apocalyptic number.

90920183707 is a deficient number, since it is larger than the sum of its proper divisors (1).

90920183707 is an equidigital number, since it uses as much as digits as its factorization.

90920183707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 46.

The spelling of 90920183707 in words is "ninety billion, nine hundred twenty million, one hundred eighty-three thousand, seven hundred seven".