40863738778 has 8 divisors (see below), whose sum is σ = 62334516960. Its totient is φ = 20085566460.

The previous prime is 40863738757. The next prime is 40863738803. The reversal of 40863738778 is 87783736804.

It is a happy number.

40863738778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 173151318 + ... + 173151553.

It is an arithmetic number, because the mean of its divisors is an integer number (7791814620).

Almost surely, 2^40863738778 is an apocalyptic number.

40863738778 is a deficient number, since it is larger than the sum of its proper divisors (21470778182).

40863738778 is a wasteful number, since it uses less digits than its factorization.

40863738778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346302932.

The product of its (nonzero) digits is 37933056, while the sum is 61.

The spelling of 40863738778 in words is "forty billion, eight hundred sixty-three million, seven hundred thirty-eight thousand, seven hundred seventy-eight".