40693952826 has 64 divisors (see below), whose sum is σ = 92016000000. Its totient is φ = 13327165296.

The previous prime is 40693952813. The next prime is 40693952851. The reversal of 40693952826 is 62825939604.

It is a happy number.

40693952826 is a `hidden beast` number, since 4 + 0 + 6 + 93 + 9 + 528 + 26 = 666.

40693952826 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9552685 + ... + 9556943.

It is an arithmetic number, because the mean of its divisors is an integer number (1437750000).

Almost surely, 2^40693952826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40693952826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46008000000).

40693952826 is an abundant number, since it is smaller than the sum of its proper divisors (51322047174).

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

40693952826 is a wasteful number, since it uses less digits than its factorization.

40693952826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7328 (or 7322 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 40693952826 in words is "forty billion, six hundred ninety-three million, nine hundred fifty-two thousand, eight hundred twenty-six".