40734055771 has 4 divisors (see below), whose sum is σ = 40840411392. Its totient is φ = 40627700152.

The previous prime is 40734055757. The next prime is 40734055807. The reversal of 40734055771 is 17755043704.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40734055771 - 2⁷ = 40734055643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40734055741) 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, 53177236 + ... + 53178001.

It is an arithmetic number, because the mean of its divisors is an integer number (10210102848).

Almost surely, 2^40734055771 is an apocalyptic number.

40734055771 is a deficient number, since it is larger than the sum of its proper divisors (106355621).

40734055771 is a wasteful number, since it uses less digits than its factorization.

40734055771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106355620.

The product of its (nonzero) digits is 411600, while the sum is 43.

The spelling of 40734055771 in words is "forty billion, seven hundred thirty-four million, fifty-five thousand, seven hundred seventy-one".