11785934378 has 8 divisors (see below), whose sum is σ = 17679368772. Its totient is φ = 5892811456.

The previous prime is 11785934359. The next prime is 11785934417. The reversal of 11785934378 is 87343958711.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11785924969 + 9409 = 108563^2 + 97^2 .

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, 84176 + ... + 175092.

Almost surely, 2^11785934378 is an apocalyptic number.

11785934378 is a deficient number, since it is larger than the sum of its proper divisors (5893434394).

11785934378 is an equidigital number, since it uses as much as digits as its factorization.

11785934378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155736.

The product of its digits is 5080320, while the sum is 56.

The spelling of 11785934378 in words is "eleven billion, seven hundred eighty-five million, nine hundred thirty-four thousand, three hundred seventy-eight".