90840410255 has 16 divisors (see below), whose sum is σ = 124656398400. Its totient is φ = 62252934912.

The previous prime is 90840410249. The next prime is 90840410261. The reversal of 90840410255 is 55201404809.

It is an interprime number because it is at equal distance from previous prime (90840410249) and next prime (90840410261).

It is not a de Polignac number, because 90840410255 - 2⁶ = 90840410191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 725180 + ... + 841169.

It is an arithmetic number, because the mean of its divisors is an integer number (7791024900).

Almost surely, 2^90840410255 is an apocalyptic number.

90840410255 is a deficient number, since it is larger than the sum of its proper divisors (33815988145).

90840410255 is a wasteful number, since it uses less digits than its factorization.

90840410255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568018.

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 90840410255 in words is "ninety billion, eight hundred forty million, four hundred ten thousand, two hundred fifty-five".