40367429943 has 8 divisors (see below), whose sum is σ = 53825785968. Its totient is φ = 26910346944.

The previous prime is 40367429941. The next prime is 40367429957. The reversal of 40367429943 is 34992476304.

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

It is not a de Polignac number, because 40367429943 - 2¹ = 40367429941 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40367429941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241630 + ... + 372987.

It is an arithmetic number, because the mean of its divisors is an integer number (6728223246).

Almost surely, 2^40367429943 is an apocalyptic number.

40367429943 is a deficient number, since it is larger than the sum of its proper divisors (13458356025).

40367429943 is a wasteful number, since it uses less digits than its factorization.

40367429943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636513.

The product of its (nonzero) digits is 3919104, while the sum is 51.

The spelling of 40367429943 in words is "forty billion, three hundred sixty-seven million, four hundred twenty-nine thousand, nine hundred forty-three".