40586704820 has 48 divisors (see below), whose sum is σ = 89048574720. Its totient is φ = 15509488896.

The previous prime is 40586704813. The next prime is 40586704841. The reversal of 40586704820 is 2840768504.

It is a super-2 number, since 2×40586704820² (a number of 22 digits) contains 22 as substring.

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, 317609 + ... + 426671.

It is an arithmetic number, because the mean of its divisors is an integer number (1855178640).

Almost surely, 2^40586704820 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 40586704820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44524287360).

40586704820 is an abundant number, since it is smaller than the sum of its proper divisors (48461869900).

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

40586704820 is a wasteful number, since it uses less digits than its factorization.

40586704820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109904 (or 109902 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 40586704820 in words is "forty billion, five hundred eighty-six million, seven hundred four thousand, eight hundred twenty".