40309804367 has 8 divisors (see below), whose sum is σ = 46081437696. Its totient is φ = 34541443512.

The previous prime is 40309804363. The next prime is 40309804399. The reversal of 40309804367 is 76340890304.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40309804367 - 2² = 40309804363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40309804361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791663 + ... + 841040.

It is an arithmetic number, because the mean of its divisors is an integer number (5760179712).

Almost surely, 2^40309804367 is an apocalyptic number.

40309804367 is a deficient number, since it is larger than the sum of its proper divisors (5771633329).

40309804367 is a wasteful number, since it uses less digits than its factorization.

40309804367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636237.

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 40309804367 in words is "forty billion, three hundred nine million, eight hundred four thousand, three hundred sixty-seven".