12134990562 has 16 divisors (see below), whose sum is σ = 24397051392. Its totient is φ = 4023818480.

The previous prime is 12134990557. The next prime is 12134990563. The reversal of 12134990562 is 26509943121.

It is not an unprimeable number, because it can be changed into a prime (12134990563) 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, 5293353 + ... + 5295644.

It is an arithmetic number, because the mean of its divisors is an integer number (1524815712).

Almost surely, 2^12134990562 is an apocalyptic number.

12134990562 is an abundant number, since it is smaller than the sum of its proper divisors (12262060830).

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

12134990562 is a wasteful number, since it uses less digits than its factorization.

12134990562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10589193.

The product of its (nonzero) digits is 116640, while the sum is 42.

The spelling of 12134990562 in words is "twelve billion, one hundred thirty-four million, nine hundred ninety thousand, five hundred sixty-two".