40299666699204 has 144 divisors (see below), whose sum is σ = 111391141680000. Its totient is φ = 12183286302720.

The previous prime is 40299666699121. The next prime is 40299666699211.

40299666699204 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×40299666699204² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 319945822 + ... + 320071754.

It is an arithmetic number, because the mean of its divisors is an integer number (773549595000).

Almost surely, 2^{40299666699204} is an apocalyptic number.

40299666699204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40299666699204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55695570840000).

40299666699204 is an abundant number, since it is smaller than the sum of its proper divisors (71091474980796).

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

40299666699204 is a wasteful number, since it uses less digits than its factorization.

40299666699204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127850 (or 127845 counting only the distinct ones).

The product of its (nonzero) digits is 544195584, while the sum is 72.

The spelling of 40299666699204 in words is "forty trillion, two hundred ninety-nine billion, six hundred sixty-six million, six hundred ninety-nine thousand, two hundred four".