40340336667 has 16 divisors (see below), whose sum is σ = 54491274240. Its totient is φ = 26541770112.

The previous prime is 40340336651. The next prime is 40340336671. The reversal of 40340336667 is 76663304304.

It is not a de Polignac number, because 40340336667 - 2⁴ = 40340336651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40340336767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537618 + ... + 608040.

It is an arithmetic number, because the mean of its divisors is an integer number (3405704640).

Almost surely, 2^40340336667 is an apocalyptic number.

40340336667 is a deficient number, since it is larger than the sum of its proper divisors (14150937573).

40340336667 is a wasteful number, since it uses less digits than its factorization.

40340336667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72922.

The product of its (nonzero) digits is 653184, while the sum is 42.

The spelling of 40340336667 in words is "forty billion, three hundred forty million, three hundred thirty-six thousand, six hundred sixty-seven".