40815343039716 has 288 divisors, whose sum is σ = 127449504000000. Its totient is φ = 10970844014592.

The previous prime is 40815343039693. The next prime is 40815343039717. The reversal of 40815343039716 is 61793034351804.

40815343039716 is a `hidden beast` number, since 4 + 0 + 8 + 1 + 534 + 3 + 0 + 3 + 97 + 16 = 666.

It is not an unprimeable number, because it can be changed into a prime (40815343039717) 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, 503547960 + ... + 503629008.

It is an arithmetic number, because the mean of its divisors is an integer number (442533000000).

Almost surely, 2^{40815343039716} 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 40815343039716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63724752000000).

40815343039716 is an abundant number, since it is smaller than the sum of its proper divisors (86634160960284).

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

40815343039716 is a wasteful number, since it uses less digits than its factorization.

40815343039716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83496 (or 83477 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 40815343039716 in words is "forty trillion, eight hundred fifteen billion, three hundred forty-three million, thirty-nine thousand, seven hundred sixteen".