12522654552 has 32 divisors (see below), whose sum is σ = 31325976000. Its totient is φ = 4171639584.

The previous prime is 12522654523. The next prime is 12522654581. The reversal of 12522654552 is 25545622521.

It is an interprime number because it is at equal distance from previous prime (12522654523) and next prime (12522654581).

It is a super-3 number, since 3×12522654552³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12522654552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121302 + ... + 199397.

It is an arithmetic number, because the mean of its divisors is an integer number (978936750).

Almost surely, 2^12522654552 is an apocalyptic number.

12522654552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12522654552 is an abundant number, since it is smaller than the sum of its proper divisors (18803321448).

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

12522654552 is a wasteful number, since it uses less digits than its factorization.

12522654552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322335 (or 322331 counting only the distinct ones).

The product of its digits is 240000, while the sum is 39.

The spelling of 12522654552 in words is "twelve billion, five hundred twenty-two million, six hundred fifty-four thousand, five hundred fifty-two".