40734340077 has 4 divisors (see below), whose sum is σ = 54312453440. Its totient is φ = 27156226716.

The previous prime is 40734340007. The next prime is 40734340079. The reversal of 40734340077 is 77004343704.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40734340077 - 2⁷ = 40734339949 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 (40734340079) 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, 6789056677 + ... + 6789056682.

It is an arithmetic number, because the mean of its divisors is an integer number (13578113360).

Almost surely, 2^40734340077 is an apocalyptic number.

It is an amenable number.

40734340077 is a deficient number, since it is larger than the sum of its proper divisors (13578113363).

40734340077 is a wasteful number, since it uses less digits than its factorization.

40734340077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13578113362.

The product of its (nonzero) digits is 197568, while the sum is 39.

The spelling of 40734340077 in words is "forty billion, seven hundred thirty-four million, three hundred forty thousand, seventy-seven".