890040923379 has 12 divisors (see below), whose sum is σ = 1288583759736. Its totient is φ = 591990265152.

The previous prime is 890040923371. The next prime is 890040923383. The reversal of 890040923379 is 973329040098.

It is not a de Polignac number, because 890040923379 - 2³ = 890040923371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (890040923371) 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 11 ways as a sum of consecutive naturals, for example, 114191757 + ... + 114199550.

It is an arithmetic number, because the mean of its divisors is an integer number (107381979978).

Almost surely, 2^890040923379 is an apocalyptic number.

890040923379 is a deficient number, since it is larger than the sum of its proper divisors (398542836357).

890040923379 is a wasteful number, since it uses less digits than its factorization.

890040923379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228391746 (or 228391743 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 890040923379 in words is "eight hundred ninety billion, forty million, nine hundred twenty-three thousand, three hundred seventy-nine".