90933351037 has 2 divisors, whose sum is σ = 90933351038. Its totient is φ = 90933351036.

The previous prime is 90933351031. The next prime is 90933351077. The reversal of 90933351037 is 73015333909.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71658471481 + 19274879556 = 267691^2 + 138834^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90933351037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90933350984 and 90933351002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90933351031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45466675518 + 45466675519.

It is an arithmetic number, because the mean of its divisors is an integer number (45466675519).

Almost surely, 2^90933351037 is an apocalyptic number.

It is an amenable number.

90933351037 is a deficient number, since it is larger than the sum of its proper divisors (1).

90933351037 is an equidigital number, since it uses as much as digits as its factorization.

90933351037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 229635, while the sum is 43.

The spelling of 90933351037 in words is "ninety billion, nine hundred thirty-three million, three hundred fifty-one thousand, thirty-seven".