40001341400671 has 4 divisors (see below), whose sum is σ = 45715818743632. Its totient is φ = 34286864057712.

The previous prime is 40001341400653. The next prime is 40001341400677. The reversal of 40001341400671 is 17600414310004.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40001341400671 - 2²³ = 40001333012063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40001341400677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2857238671470 + ... + 2857238671483.

It is an arithmetic number, because the mean of its divisors is an integer number (11428954685908).

Almost surely, 2^{40001341400671} is an apocalyptic number.

40001341400671 is a deficient number, since it is larger than the sum of its proper divisors (5714477342961).

40001341400671 is an equidigital number, since it uses as much as digits as its factorization.

40001341400671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5714477342960.

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 40001341400671 its reverse (17600414310004), we get a palindrome (57601755710675).

The spelling of 40001341400671 in words is "forty trillion, one billion, three hundred forty-one million, four hundred thousand, six hundred seventy-one".