12462278976 has 420 divisors, whose sum is σ = 43641788256. Its totient is φ = 3505420800.

The previous prime is 12462278951. The next prime is 12462278981. The reversal of 12462278976 is 67987226421.

12462278976 is a `hidden beast` number, since 1 + 2 + 4 + 622 + 7 + 8 + 9 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 18034791 + ... + 18035481.

Almost surely, 2^12462278976 is an apocalyptic number.

12462278976 is a gapful number since it is divisible by the number (16) 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 12462278976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21820894128).

12462278976 is an abundant number, since it is smaller than the sum of its proper divisors (31179509280).

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

12462278976 is an equidigital number, since it uses as much as digits as its factorization.

12462278976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800 (or 774 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The spelling of 12462278976 in words is "twelve billion, four hundred sixty-two million, two hundred seventy-eight thousand, nine hundred seventy-six".