41047347778 has 4 divisors (see below), whose sum is σ = 61571021670. Its totient is φ = 20523673888.

The previous prime is 41047347689. The next prime is 41047347791. The reversal of 41047347778 is 87774374014.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 41031768969 + 15578809 = 202563^2 + 3947^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10261836943 + ... + 10261836946.

Almost surely, 2^41047347778 is an apocalyptic number.

41047347778 is a deficient number, since it is larger than the sum of its proper divisors (20523673892).

41047347778 is a wasteful number, since it uses less digits than its factorization.

41047347778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20523673891.

The product of its (nonzero) digits is 3687936, while the sum is 52.

The spelling of 41047347778 in words is "forty-one billion, forty-seven million, three hundred forty-seven thousand, seven hundred seventy-eight".