40835239368 has 512 divisors, whose sum is σ = 141087744000. Its totient is φ = 9724108800.

The previous prime is 40835239321. The next prime is 40835239373. The reversal of 40835239368 is 86393253804.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40835239368.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 63114421 + ... + 63115067.

It is an arithmetic number, because the mean of its divisors is an integer number (275562000).

Almost surely, 2^40835239368 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 40835239368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70543872000).

40835239368 is an abundant number, since it is smaller than the sum of its proper divisors (100252504632).

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

40835239368 is a wasteful number, since it uses less digits than its factorization.

40835239368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746 (or 728 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 40835239368 in words is "forty billion, eight hundred thirty-five million, two hundred thirty-nine thousand, three hundred sixty-eight".