11401784492 has 24 divisors (see below), whose sum is σ = 22819028736. Its totient is φ = 4883166288.

The previous prime is 11401784489. The next prime is 11401784509. The reversal of 11401784492 is 29448710411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95768 + ... + 178815.

It is an arithmetic number, because the mean of its divisors is an integer number (950792864).

Almost surely, 2^11401784492 is an apocalyptic number.

It is an amenable number.

11401784492 is an abundant number, since it is smaller than the sum of its proper divisors (11417244244).

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

11401784492 is a wasteful number, since it uses less digits than its factorization.

11401784492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276077 (or 276075 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 41.

The spelling of 11401784492 in words is "eleven billion, four hundred one million, seven hundred eighty-four thousand, four hundred ninety-two".