12553034340 has 96 divisors (see below), whose sum is σ = 43821517824. Its totient is φ = 2608421760.

The previous prime is 12553034317. The next prime is 12553034341. The reversal of 12553034340 is 4343035521.

It is a super-2 number, since 2×12553034340² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 12553034298 and 12553034307.

It is not an unprimeable number, because it can be changed into a prime (12553034341) 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, 1353934 + ... + 1363173.

It is an arithmetic number, because the mean of its divisors is an integer number (456474144).

Almost surely, 2^12553034340 is an apocalyptic number.

12553034340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12553034340 is an abundant number, since it is smaller than the sum of its proper divisors (31268483484).

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

12553034340 is a wasteful number, since it uses less digits than its factorization.

12553034340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717137 (or 2717135 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 12553034340 its reverse (4343035521), we get a palindrome (16896069861).

The spelling of 12553034340 in words is "twelve billion, five hundred fifty-three million, thirty-four thousand, three hundred forty".