90004055931429 has 16 divisors (see below), whose sum is σ = 120033079089792. Its totient is φ = 59988869111808.

The previous prime is 90004055931421. The next prime is 90004055931431. The reversal of 90004055931429 is 92413955040009.

90004055931429 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 90004055931429 - 2³ = 90004055931421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90004055931421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 648716064 + ... + 648854790.

It is an arithmetic number, because the mean of its divisors is an integer number (7502067443112).

Almost surely, 2^{90004055931429} is an apocalyptic number.

It is an amenable number.

90004055931429 is a deficient number, since it is larger than the sum of its proper divisors (30029023158363).

90004055931429 is a wasteful number, since it uses less digits than its factorization.

90004055931429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187036.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 90004055931429 in words is "ninety trillion, four billion, fifty-five million, nine hundred thirty-one thousand, four hundred twenty-nine".