40743777671 has 8 divisors (see below), whose sum is σ = 41167280544. Its totient is φ = 40320812160.

The previous prime is 40743777649. The next prime is 40743777691. The reversal of 40743777671 is 17677734704.

40743777671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40743777671 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 (40743777601) 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, 18995 + ... + 286091.

It is an arithmetic number, because the mean of its divisors is an integer number (5145910068).

Almost surely, 2^40743777671 is an apocalyptic number.

40743777671 is a deficient number, since it is larger than the sum of its proper divisors (423502873).

40743777671 is a wasteful number, since it uses less digits than its factorization.

40743777671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268681.

The product of its (nonzero) digits is 4840416, while the sum is 53.

The spelling of 40743777671 in words is "forty billion, seven hundred forty-three million, seven hundred seventy-seven thousand, six hundred seventy-one".