11321550446 has 4 divisors (see below), whose sum is σ = 16982325672. Its totient is φ = 5660775222.

The previous prime is 11321550433. The next prime is 11321550479. The reversal of 11321550446 is 64405512311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64405512311 = 7 ⋅9200787473.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830387610 + ... + 2830387613.

It is an arithmetic number, because the mean of its divisors is an integer number (4245581418).

Almost surely, 2^11321550446 is an apocalyptic number.

11321550446 is a deficient number, since it is larger than the sum of its proper divisors (5660775226).

11321550446 is an equidigital number, since it uses as much as digits as its factorization.

11321550446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5660775225.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 11321550446 in words is "eleven billion, three hundred twenty-one million, five hundred fifty thousand, four hundred forty-six".