90704202404406 has 8 divisors (see below), whose sum is σ = 181408404808824. Its totient is φ = 30234734134800.

The previous prime is 90704202404393. The next prime is 90704202404423. The reversal of 90704202404406 is 60440420240709.

90704202404406 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

90704202404406 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7558683533695 + ... + 7558683533706.

It is an arithmetic number, because the mean of its divisors is an integer number (22676050601103).

Almost surely, 2^{90704202404406} is an apocalyptic number.

90704202404406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90704202404406 is a wasteful number, since it uses less digits than its factorization.

90704202404406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15117367067406.

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 90704202404406 in words is "ninety trillion, seven hundred four billion, two hundred two million, four hundred four thousand, four hundred six".