946644464886 has 8 divisors (see below), whose sum is σ = 1893288929784. Its totient is φ = 315548154960.

The previous prime is 946644464881. The next prime is 946644464893. The reversal of 946644464886 is 688464446649.

946644464886 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

946644464886 is an admirable number.

It is a super-2 number, since 2×946644464886² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 946644464886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946644464881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78887038735 + ... + 78887038746.

It is an arithmetic number, because the mean of its divisors is an integer number (236661116223).

Almost surely, 2^946644464886 is an apocalyptic number.

946644464886 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

946644464886 is a wasteful number, since it uses less digits than its factorization.

946644464886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157774077486.

The product of its digits is 764411904, while the sum is 69.

The spelling of 946644464886 in words is "nine hundred forty-six billion, six hundred forty-four million, four hundred sixty-four thousand, eight hundred eighty-six".