99009000090037 has 2 divisors, whose sum is σ = 99009000090038. Its totient is φ = 99009000090036.

The previous prime is 99009000090023. The next prime is 99009000090101. The reversal of 99009000090037 is 73009000090099.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74677924606321 + 24331075483716 = 8641639^2 + 4932654^2 .

It is a cyclic number.

It is not a de Polignac number, because 99009000090037 - 2³⁹ = 98459244276149 is a prime.

It is a super-2 number, since 2×99009000090037² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99009000090337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49504500045018 + 49504500045019.

It is an arithmetic number, because the mean of its divisors is an integer number (49504500045019).

Almost surely, 2^{99009000090037} is an apocalyptic number.

It is an amenable number.

99009000090037 is a deficient number, since it is larger than the sum of its proper divisors (1).

99009000090037 is an equidigital number, since it uses as much as digits as its factorization.

99009000090037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 137781, while the sum is 46.

The spelling of 99009000090037 in words is "ninety-nine trillion, nine billion, ninety thousand, thirty-seven".