90908080606 has 32 divisors (see below), whose sum is σ = 157451159232. Its totient is φ = 38558745600.

The previous prime is 90908080577. The next prime is 90908080621. The reversal of 90908080606 is 60608080909.

It is a happy number.

90908080606 is a strobogrammatic number because it is the same when read upside-down.

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, 3744900 + ... + 3769096.

It is an arithmetic number, because the mean of its divisors is an integer number (4920348726).

Almost surely, 2^90908080606 is an apocalyptic number.

90908080606 is a deficient number, since it is larger than the sum of its proper divisors (66543078626).

90908080606 is a wasteful number, since it uses less digits than its factorization.

90908080606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26964.

The product of its (nonzero) digits is 186624, while the sum is 46.

The spelling of 90908080606 in words is "ninety billion, nine hundred eight million, eighty thousand, six hundred six".