90673610205 has 16 divisors (see below), whose sum is σ = 146825703360. Its totient is φ = 47776616448.

The previous prime is 90673610197. The next prime is 90673610213. The reversal of 90673610205 is 50201637609.

It is an interprime number because it is at equal distance from previous prime (90673610197) and next prime (90673610213).

It is not a de Polignac number, because 90673610205 - 2³ = 90673610197 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, 36413860 + ... + 36416349.

It is an arithmetic number, because the mean of its divisors is an integer number (9176606460).

Almost surely, 2^90673610205 is an apocalyptic number.

It is an amenable number.

90673610205 is a deficient number, since it is larger than the sum of its proper divisors (56152093155).

90673610205 is a wasteful number, since it uses less digits than its factorization.

90673610205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72830300.

The product of its (nonzero) digits is 68040, while the sum is 39.

The spelling of 90673610205 in words is "ninety billion, six hundred seventy-three million, six hundred ten thousand, two hundred five".