12262546992 has 240 divisors, whose sum is σ = 34837770240. Its totient is φ = 3710515200.

The previous prime is 12262546957. The next prime is 12262546997. The reversal of 12262546992 is 29964526221.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (12262546997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51307609 + ... + 51307847.

It is an arithmetic number, because the mean of its divisors is an integer number (145157376).

Almost surely, 2^12262546992 is an apocalyptic number.

12262546992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12262546992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17418885120).

12262546992 is an abundant number, since it is smaller than the sum of its proper divisors (22575223248).

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

12262546992 is a wasteful number, since it uses less digits than its factorization.

12262546992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 345 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The spelling of 12262546992 in words is "twelve billion, two hundred sixty-two million, five hundred forty-six thousand, nine hundred ninety-two".