40706736667 has 4 divisors (see below), whose sum is σ = 40707338776. Its totient is φ = 40706134560.

The previous prime is 40706736641. The next prime is 40706736671. The reversal of 40706736667 is 76663760704.

40706736667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40706736667 - 2²⁷ = 40572518939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40706736677) 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, 184638 + ... + 339859.

It is an arithmetic number, because the mean of its divisors is an integer number (10176834694).

Almost surely, 2^40706736667 is an apocalyptic number.

40706736667 is a deficient number, since it is larger than the sum of its proper divisors (602109).

40706736667 is an equidigital number, since it uses as much as digits as its factorization.

40706736667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602108.

The product of its (nonzero) digits is 5334336, while the sum is 52.

The spelling of 40706736667 in words is "forty billion, seven hundred six million, seven hundred thirty-six thousand, six hundred sixty-seven".