890426488008 has 32 divisors (see below), whose sum is σ = 2252886300000. Its totient is φ = 293232818688.

The previous prime is 890426487919. The next prime is 890426488027. The reversal of 890426488008 is 800884624098.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223498633 + ... + 223502616.

It is an arithmetic number, because the mean of its divisors is an integer number (70402696875).

Almost surely, 2^890426488008 is an apocalyptic number.

It is an amenable number.

890426488008 is an abundant number, since it is smaller than the sum of its proper divisors (1362459811992).

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

890426488008 is a wasteful number, since it uses less digits than its factorization.

890426488008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447001341 (or 447001337 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 57.

The spelling of 890426488008 in words is "eight hundred ninety billion, four hundred twenty-six million, four hundred eighty-eight thousand, eight".