40035734064 has 30 divisors (see below), whose sum is σ = 112044450596. Its totient is φ = 13345244640.

The previous prime is 40035734051. The next prime is 40035734071. The reversal of 40035734064 is 46043753004.

It is a happy number.

40035734064 is a `hidden beast` number, since 40 + 0 + 3 + 573 + 40 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139012822 + ... + 139013109.

Almost surely, 2^40035734064 is an apocalyptic number.

It is an amenable number.

40035734064 is an abundant number, since it is smaller than the sum of its proper divisors (72008716532).

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

40035734064 is a wasteful number, since it uses less digits than its factorization.

40035734064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278025945 (or 278025936 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 40035734064 in words is "forty billion, thirty-five million, seven hundred thirty-four thousand, sixty-four".