40037901696 has 1024 divisors, whose sum is σ = 148055040000. Its totient is φ = 10510663680.

The previous prime is 40037901689. The next prime is 40037901697. The reversal of 40037901696 is 69610973004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40037901697) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 449864020 + ... + 449864108.

It is an arithmetic number, because the mean of its divisors is an integer number (144585000).

Almost surely, 2^40037901696 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 40037901696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74027520000).

40037901696 is an abundant number, since it is smaller than the sum of its proper divisors (108017138304).

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

40037901696 is a wasteful number, since it uses less digits than its factorization.

40037901696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 40037901696 in words is "forty billion, thirty-seven million, nine hundred one thousand, six hundred ninety-six".