40659745308 has 192 divisors, whose sum is σ = 126268305408. Its totient is φ = 9877708800.

The previous prime is 40659745289. The next prime is 40659745361. The reversal of 40659745308 is 80354795604.

40659745308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40659745308² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 849208 + ... + 895808.

It is an arithmetic number, because the mean of its divisors is an integer number (657647424).

Almost surely, 2^40659745308 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 40659745308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63134152704).

40659745308 is an abundant number, since it is smaller than the sum of its proper divisors (85608560100).

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

40659745308 is a wasteful number, since it uses less digits than its factorization.

40659745308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46692 (or 46690 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 40659745308 in words is "forty billion, six hundred fifty-nine million, seven hundred forty-five thousand, three hundred eight".