40378800039 has 8 divisors (see below), whose sum is σ = 53843537280. Its totient is φ = 26916631416.

The previous prime is 40378799971. The next prime is 40378800071. The reversal of 40378800039 is 93000887304.

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

It is not a de Polignac number, because 40378800039 - 2⁷ = 40378799911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40378800239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 605169 + ... + 668570.

It is an arithmetic number, because the mean of its divisors is an integer number (6730442160).

Almost surely, 2^40378800039 is an apocalyptic number.

40378800039 is a deficient number, since it is larger than the sum of its proper divisors (13464737241).

40378800039 is a wasteful number, since it uses less digits than its factorization.

40378800039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284309.

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 40378800039 in words is "forty billion, three hundred seventy-eight million, eight hundred thousand, thirty-nine".