11530487406 has 16 divisors (see below), whose sum is σ = 23856181200. Its totient is φ = 3710961408.

The previous prime is 11530487399. The next prime is 11530487411. The reversal of 11530487406 is 60478403511.

It is a Curzon number.

It is a congruent number.

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, 33133411 + ... + 33133758.

It is an arithmetic number, because the mean of its divisors is an integer number (1491011325).

Almost surely, 2^11530487406 is an apocalyptic number.

11530487406 is an abundant number, since it is smaller than the sum of its proper divisors (12325693794).

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

11530487406 is a wasteful number, since it uses less digits than its factorization.

11530487406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66267203.

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 11530487406 in words is "eleven billion, five hundred thirty million, four hundred eighty-seven thousand, four hundred six".