12267592782 has 32 divisors (see below), whose sum is σ = 25833427200. Its totient is φ = 3872939328.

The previous prime is 12267592781. The next prime is 12267592783. The reversal of 12267592782 is 28729576221.

It is an interprime number because it is at equal distance from previous prime (12267592781) and next prime (12267592783).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12267592781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490423 + ... + 514829.

It is an arithmetic number, because the mean of its divisors is an integer number (807294600).

Almost surely, 2^12267592782 is an apocalyptic number.

12267592782 is an abundant number, since it is smaller than the sum of its proper divisors (13565834418).

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

12267592782 is a wasteful number, since it uses less digits than its factorization.

12267592782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28840.

The product of its digits is 1693440, while the sum is 51.

The spelling of 12267592782 in words is "twelve billion, two hundred sixty-seven million, five hundred ninety-two thousand, seven hundred eighty-two".