11138042446 has 8 divisors (see below), whose sum is σ = 16709083200. Its totient is φ = 5568348048.

The previous prime is 11138042437. The next prime is 11138042471. The reversal of 11138042446 is 64424083111.

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, 315646 + ... + 349153.

It is an arithmetic number, because the mean of its divisors is an integer number (2088635400).

Almost surely, 2^11138042446 is an apocalyptic number.

11138042446 is a deficient number, since it is larger than the sum of its proper divisors (5571040754).

11138042446 is an equidigital number, since it uses as much as digits as its factorization.

11138042446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673178.

The product of its (nonzero) digits is 18432, while the sum is 34.

The spelling of 11138042446 in words is "eleven billion, one hundred thirty-eight million, forty-two thousand, four hundred forty-six".