11846530378 has 4 divisors (see below), whose sum is σ = 17769795570. Its totient is φ = 5923265188.

The previous prime is 11846530357. The next prime is 11846530417. The reversal of 11846530378 is 87303564811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 87303564811 = 201247 ⋅433813.

It can be written as a sum of positive squares in only one way, i.e., 6817309489 + 5029220889 = 82567^2 + 70917^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2961632593 + ... + 2961632596.

Almost surely, 2^11846530378 is an apocalyptic number.

11846530378 is a deficient number, since it is larger than the sum of its proper divisors (5923265192).

11846530378 is an equidigital number, since it uses as much as digits as its factorization.

11846530378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5923265191.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 11846530378 in words is "eleven billion, eight hundred forty-six million, five hundred thirty thousand, three hundred seventy-eight".