941746781640 has 512 divisors, whose sum is σ = 3434587914240. Its totient is φ = 202001817600.

The previous prime is 941746781639. The next prime is 941746781699. The reversal of 941746781640 is 46187647149.

It is a happy number.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 318910404 + ... + 318913356.

It is an arithmetic number, because the mean of its divisors is an integer number (6708179520).

Almost surely, 2^941746781640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 941746781640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1717293957120).

941746781640 is an abundant number, since it is smaller than the sum of its proper divisors (2492841132600).

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

941746781640 is a wasteful number, since it uses less digits than its factorization.

941746781640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373 (or 3369 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 57.

The spelling of 941746781640 in words is "nine hundred forty-one billion, seven hundred forty-six million, seven hundred eighty-one thousand, six hundred forty".