11148280446 has 16 divisors (see below), whose sum is σ = 22578796800. Its totient is φ = 3669054168.

The previous prime is 11148280441. The next prime is 11148280463. The reversal of 11148280446 is 64408284111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11148280441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11759316 + ... + 11760263.

It is an arithmetic number, because the mean of its divisors is an integer number (1411174800).

Almost surely, 2^11148280446 is an apocalyptic number.

11148280446 is an abundant number, since it is smaller than the sum of its proper divisors (11430516354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11148280446 is a wasteful number, since it uses less digits than its factorization.

11148280446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23519663.

The product of its (nonzero) digits is 49152, while the sum is 39.

The spelling of 11148280446 in words is "eleven billion, one hundred forty-eight million, two hundred eighty thousand, four hundred forty-six".