40266066204 has 288 divisors, whose sum is σ = 128019265920. Its totient is φ = 10389233664.

The previous prime is 40266066199. The next prime is 40266066209.

40266066204 is a `hidden beast` number, since 4 + 0 + 26 + 6 + 0 + 6 + 620 + 4 = 666.

40266066204 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (40266066199) and next prime (40266066209).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40266066209) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 32762662 + ... + 32763890.

It is an arithmetic number, because the mean of its divisors is an integer number (444511340).

Almost surely, 2^40266066204 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 40266066204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64009632960).

40266066204 is an abundant number, since it is smaller than the sum of its proper divisors (87753199716).

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

40266066204 is a wasteful number, since it uses less digits than its factorization.

40266066204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469 (or 1464 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

It can be divided in two parts, 402660 and 66204, that added together give a palindrome (468864).

The spelling of 40266066204 in words is "forty billion, two hundred sixty-six million, sixty-six thousand, two hundred four".