40873857752 has 64 divisors (see below), whose sum is σ = 94442241600. Its totient is φ = 16149657600.

The previous prime is 40873857697. The next prime is 40873857811. The reversal of 40873857752 is 25775837804.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554252 + ... + 623652.

It is an arithmetic number, because the mean of its divisors is an integer number (1475660025).

Almost surely, 2^40873857752 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 40873857752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47221120800).

40873857752 is an abundant number, since it is smaller than the sum of its proper divisors (53568383848).

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

40873857752 is a wasteful number, since it uses less digits than its factorization.

40873857752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70236 (or 70232 counting only the distinct ones).

The product of its (nonzero) digits is 13171200, while the sum is 56.

The spelling of 40873857752 in words is "forty billion, eight hundred seventy-three million, eight hundred fifty-seven thousand, seven hundred fifty-two".