40700037667 has 4 divisors (see below), whose sum is σ = 41467962960. Its totient is φ = 39932112376.

The previous prime is 40700037661. The next prime is 40700037737. The reversal of 40700037667 is 76673000704.

40700037667 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 40700037667 - 2³ = 40700037659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40700037661) 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, 383962567 + ... + 383962672.

It is an arithmetic number, because the mean of its divisors is an integer number (10366990740).

Almost surely, 2^40700037667 is an apocalyptic number.

40700037667 is a deficient number, since it is larger than the sum of its proper divisors (767925293).

40700037667 is an equidigital number, since it uses as much as digits as its factorization.

40700037667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767925292.

The product of its (nonzero) digits is 148176, while the sum is 40.

It can be divided in two parts, 40700037 and 667, that added together give a palindrome (40700704).

The spelling of 40700037667 in words is "forty billion, seven hundred million, thirty-seven thousand, six hundred sixty-seven".