12652546500 has 432 divisors, whose sum is σ = 46219904640. Its totient is φ = 2903472000.

The previous prime is 12652546483. The next prime is 12652546573. The reversal of 12652546500 is 564525621.

12652546500 is a `hidden beast` number, since 1 + 2 + 65 + 2 + 546 + 50 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 10344889 + ... + 10346111.

It is an arithmetic number, because the mean of its divisors is an integer number (106990520).

Almost surely, 2^12652546500 is an apocalyptic number.

12652546500 is a gapful number since it is divisible by the number (10) 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 12652546500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23109952320).

12652546500 is an abundant number, since it is smaller than the sum of its proper divisors (33567358140).

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

12652546500 is a wasteful number, since it uses less digits than its factorization.

12652546500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1289 (or 1263 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

It can be divided in two parts, 126 and 52546500, that added together give a triangular number (52546626 = T₁₀₂₅₁).

The spelling of 12652546500 in words is "twelve billion, six hundred fifty-two million, five hundred forty-six thousand, five hundred".