40001366342504 has 128 divisors (see below), whose sum is σ = 86924620972800. Its totient is φ = 16903515494400.

The previous prime is 40001366342489. The next prime is 40001366342507. The reversal of 40001366342504 is 40524366310004.

It is not an unprimeable number, because it can be changed into a prime (40001366342507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1344433292 + ... + 1344463044.

It is an arithmetic number, because the mean of its divisors is an integer number (679098601350).

Almost surely, 2^{40001366342504} 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 40001366342504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43462310486400).

40001366342504 is an abundant number, since it is smaller than the sum of its proper divisors (46923254630296).

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

40001366342504 is a wasteful number, since it uses less digits than its factorization.

40001366342504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30843 (or 30839 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 40001366342504 in words is "forty trillion, one billion, three hundred sixty-six million, three hundred forty-two thousand, five hundred four".