890958666242 has 8 divisors (see below), whose sum is σ = 1337346527232. Its totient is φ = 445176490500.

The previous prime is 890958666217. The next prime is 890958666251. The reversal of 890958666242 is 242666859098.

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

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, 151417634 + ... + 151423517.

It is an arithmetic number, because the mean of its divisors is an integer number (167168315904).

Almost surely, 2^890958666242 is an apocalyptic number.

890958666242 is a deficient number, since it is larger than the sum of its proper divisors (446387860990).

890958666242 is a wasteful number, since it uses less digits than its factorization.

890958666242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302842624.

The product of its (nonzero) digits is 89579520, while the sum is 65.

The spelling of 890958666242 in words is "eight hundred ninety billion, nine hundred fifty-eight million, six hundred sixty-six thousand, two hundred forty-two".