905081140064 has 24 divisors (see below), whose sum is σ = 1782068829408. Its totient is φ = 452492231040.

The previous prime is 905081140057. The next prime is 905081140069. The reversal of 905081140064 is 460041180509.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (905081140069) 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, 1205387 + ... + 1806410.

It is an arithmetic number, because the mean of its divisors is an integer number (74252867892).

Almost surely, 2^905081140064 is an apocalyptic number.

It is an amenable number.

905081140064 is a deficient number, since it is larger than the sum of its proper divisors (876987689344).

905081140064 is a wasteful number, since it uses less digits than its factorization.

905081140064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3021198 (or 3021190 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 905081140064 in words is "nine hundred five billion, eighty-one million, one hundred forty thousand, sixty-four".