90014439607 has 2 divisors, whose sum is σ = 90014439608. Its totient is φ = 90014439606.

The previous prime is 90014439589. The next prime is 90014439661. The reversal of 90014439607 is 70693441009.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90014439607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90014439407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45007219803 + 45007219804.

It is an arithmetic number, because the mean of its divisors is an integer number (45007219804).

Almost surely, 2^90014439607 is an apocalyptic number.

90014439607 is a deficient number, since it is larger than the sum of its proper divisors (1).

90014439607 is an equidigital number, since it uses as much as digits as its factorization.

90014439607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 90014439607 in words is "ninety billion, fourteen million, four hundred thirty-nine thousand, six hundred seven".