884252390408421 has 32 divisors (see below), whose sum is σ = 1248709933772928. Its totient is φ = 554667883499520.

The previous prime is 884252390408383. The next prime is 884252390408521. The reversal of 884252390408421 is 124804093252488.

It is a happy number.

It is not a de Polignac number, because 884252390408421 - 2⁶ = 884252390408357 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (884252390408521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3422257791 + ... + 3422516163.

It is an arithmetic number, because the mean of its divisors is an integer number (39022185430404).

Almost surely, 2^{884252390408421} is an apocalyptic number.

It is an amenable number.

884252390408421 is a deficient number, since it is larger than the sum of its proper divisors (364457543364507).

884252390408421 is a wasteful number, since it uses less digits than its factorization.

884252390408421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277141.

The product of its (nonzero) digits is 35389440, while the sum is 60.

The spelling of 884252390408421 in words is "eight hundred eighty-four trillion, two hundred fifty-two billion, three hundred ninety million, four hundred eight thousand, four hundred twenty-one".