40969605600 has 2592 divisors, whose sum is σ = 210060055296. Its totient is φ = 7664025600.

The previous prime is 40969605563. The next prime is 40969605601. The reversal of 40969605600 is 650696904.

It is a tau number, because it is divible by the number of its divisors (2592).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40969605601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 1781287189 + ... + 1781287211.

It is an arithmetic number, because the mean of its divisors is an integer number (81041688).

Almost surely, 2^40969605600 is an apocalyptic number.

40969605600 is a gapful number since it is divisible by the number (40) 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 40969605600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105030027648).

40969605600 is an abundant number, since it is smaller than the sum of its proper divisors (169090449696).

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

40969605600 is a wasteful number, since it uses less digits than its factorization.

40969605600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 68 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 40969605600 in words is "forty billion, nine hundred sixty-nine million, six hundred five thousand, six hundred".