12455396352 has 352 divisors, whose sum is σ = 42551398400. Its totient is φ = 3525451776.

The previous prime is 12455396347. The next prime is 12455396357. The reversal of 12455396352 is 25369355421.

12455396352 is a `hidden beast` number, since 1 + 2 + 4 + 5 + 5 + 3 + 9 + 635 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (12455396347) and next prime (12455396357).

It is a junction number, because it is equal to n+sod(n) for n = 12455396298 and 12455396307.

It is not an unprimeable number, because it can be changed into a prime (12455396357) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26901273 + ... + 26901735.

Almost surely, 2^12455396352 is an apocalyptic number.

12455396352 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 12455396352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21275699200).

12455396352 is an abundant number, since it is smaller than the sum of its proper divisors (30096002048).

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

12455396352 is a wasteful number, since it uses less digits than its factorization.

12455396352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638 (or 614 counting only the distinct ones).

The product of its digits is 972000, while the sum is 45.

The spelling of 12455396352 in words is "twelve billion, four hundred fifty-five million, three hundred ninety-six thousand, three hundred fifty-two".