40816941247 has 8 divisors (see below), whose sum is σ = 41108040000. Its totient is φ = 40526071584.

The previous prime is 40816941241. The next prime is 40816941271. The reversal of 40816941247 is 74214961804.

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

It is a cyclic number.

It is not a de Polignac number, because 40816941247 - 2¹⁹ = 40816416959 is a prime.

It is a super-2 number, since 2×40816941247² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40816941197 and 40816941206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40816941241) 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, 308629 + ... + 420577.

It is an arithmetic number, because the mean of its divisors is an integer number (5138505000).

Almost surely, 2^40816941247 is an apocalyptic number.

40816941247 is a deficient number, since it is larger than the sum of its proper divisors (291098753).

40816941247 is a wasteful number, since it uses less digits than its factorization.

40816941247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114545.

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 40816941247 in words is "forty billion, eight hundred sixteen million, nine hundred forty-one thousand, two hundred forty-seven".