941687657064 has 896 divisors, whose sum is σ = 3514915918080. Its totient is φ = 228875673600.

The previous prime is 941687657063. The next prime is 941687657089. The reversal of 941687657064 is 460756786149.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 941687656992 and 941687657010.

It is not an unprimeable number, because it can be changed into a prime (941687657063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 2236787574 + ... + 2236787994.

It is an arithmetic number, because the mean of its divisors is an integer number (3922897230).

Almost surely, 2^941687657064 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 941687657064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1757457959040).

941687657064 is an abundant number, since it is smaller than the sum of its proper divisors (2573228261016).

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

941687657064 is a wasteful number, since it uses less digits than its factorization.

941687657064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773 (or 754 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 941687657064 in words is "nine hundred forty-one billion, six hundred eighty-seven million, six hundred fifty-seven thousand, sixty-four".