40005521442501 has 8 divisors (see below), whose sum is σ = 53983354236000. Its totient is φ = 26349018138672.

The previous prime is 40005521442461. The next prime is 40005521442541. The reversal of 40005521442501 is 10524412550004.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40005521442461) and next prime (40005521442541).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40005521442501 - 2¹⁰ = 40005521441477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40005521442541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80332372126 + ... + 80332372623.

It is an arithmetic number, because the mean of its divisors is an integer number (6747919279500).

Almost surely, 2^{40005521442501} is an apocalyptic number.

It is an amenable number.

40005521442501 is a deficient number, since it is larger than the sum of its proper divisors (13977832793499).

40005521442501 is a wasteful number, since it uses less digits than its factorization.

40005521442501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160664744835.

The product of its (nonzero) digits is 32000, while the sum is 33.

Adding to 40005521442501 its reverse (10524412550004), we get a palindrome (50529933992505).

The spelling of 40005521442501 in words is "forty trillion, five billion, five hundred twenty-one million, four hundred forty-two thousand, five hundred one".