850656941040 has 80 divisors (see below), whose sum is σ = 2640502309536. Its totient is φ = 226543718400.

The previous prime is 850656941033. The next prime is 850656941083. The reversal of 850656941040 is 40149656058.

850656941040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2146141 + ... + 2511420.

Almost surely, 2^850656941040 is an apocalyptic number.

850656941040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

850656941040 is an abundant number, since it is smaller than the sum of its proper divisors (1789845368496).

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

850656941040 is a wasteful number, since it uses less digits than its factorization.

850656941040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4658338 (or 4658332 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 850656941040 in words is "eight hundred fifty billion, six hundred fifty-six million, nine hundred forty-one thousand, forty".