12454926552 has 64 divisors (see below), whose sum is σ = 34689996000. Its totient is φ = 4140484992.

The previous prime is 12454926541. The next prime is 12454926559. The reversal of 12454926552 is 25562945421.

12454926552 is a `hidden beast` number, since 1 + 2 + 4 + 5 + 4 + 92 + 6 + 552 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 12454926498 and 12454926507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12454926559) 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, 3274 + ... + 157862.

Almost surely, 2^12454926552 is an apocalyptic number.

12454926552 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 12454926552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17344998000).

12454926552 is an abundant number, since it is smaller than the sum of its proper divisors (22235069448).

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

12454926552 is a wasteful number, since it uses less digits than its factorization.

12454926552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154977 (or 154967 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 12454926552 in words is "twelve billion, four hundred fifty-four million, nine hundred twenty-six thousand, five hundred fifty-two".