90418085365 has 8 divisors (see below), whose sum is σ = 108505008288. Its totient is φ = 72332264400.

The previous prime is 90418085341. The next prime is 90418085389. The reversal of 90418085365 is 56358081409.

It is an interprime number because it is at equal distance from previous prime (90418085341) and next prime (90418085389).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 90418085365 - 2⁵ = 90418085333 is a prime.

It is a super-2 number, since 2×90418085365² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82707 + ... + 433216.

It is an arithmetic number, because the mean of its divisors is an integer number (13563126036).

Almost surely, 2^90418085365 is an apocalyptic number.

It is an amenable number.

90418085365 is a deficient number, since it is larger than the sum of its proper divisors (18086922923).

90418085365 is a wasteful number, since it uses less digits than its factorization.

90418085365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550979.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The spelling of 90418085365 in words is "ninety billion, four hundred eighteen million, eighty-five thousand, three hundred sixty-five".