12253621032 has 64 divisors (see below), whose sum is σ = 34458105600. Its totient is φ = 4084534512.

The previous prime is 12253621021. The next prime is 12253621043. The reversal of 12253621032 is 23012635221.

It is a happy number.

12253621032 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 3 + 621 + 0 + 32 = 666.

It is an interprime number because it is at equal distance from previous prime (12253621021) and next prime (12253621043).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 12253620987 and 12253621005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332688 + ... + 367679.

It is an arithmetic number, because the mean of its divisors is an integer number (538407900).

Almost surely, 2^12253621032 is an apocalyptic number.

12253621032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12253621032 is an abundant number, since it is smaller than the sum of its proper divisors (22204484568).

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

12253621032 is an frugal number, since it uses more digits than its factorization.

12253621032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700394 (or 700372 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 12253621032 in words is "twelve billion, two hundred fifty-three million, six hundred twenty-one thousand, thirty-two".