40782747382 has 8 divisors (see below), whose sum is σ = 65879822736. Its totient is φ = 18822806472.

The previous prime is 40782747377. The next prime is 40782747409. The reversal of 40782747382 is 28374728704.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 784283578 + ... + 784283629.

It is an arithmetic number, because the mean of its divisors is an integer number (8234977842).

Almost surely, 2^40782747382 is an apocalyptic number.

40782747382 is a deficient number, since it is larger than the sum of its proper divisors (25097075354).

40782747382 is a wasteful number, since it uses less digits than its factorization.

40782747382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568567222.

The product of its (nonzero) digits is 4214784, while the sum is 52.

The spelling of 40782747382 in words is "forty billion, seven hundred eighty-two million, seven hundred forty-seven thousand, three hundred eighty-two".