12151255507652 has 12 divisors (see below), whose sum is σ = 21270566525376. Its totient is φ = 6073950786120.

The previous prime is 12151255507649. The next prime is 12151255507681. The reversal of 12151255507652 is 25670555215121.

It is a junction number, because it is equal to n+sod(n) for n = 12151255507597 and 12151255507606.

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 3 ways as a sum of consecutive naturals, for example, 419225624 + ... + 419254607.

It is an arithmetic number, because the mean of its divisors is an integer number (1772547210448).

Almost surely, 2^{12151255507652} is an apocalyptic number.

It is an amenable number.

12151255507652 is a deficient number, since it is larger than the sum of its proper divisors (9119311017724).

12151255507652 is a wasteful number, since it uses less digits than its factorization.

12151255507652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838483858 (or 838483856 counting only the distinct ones).

The product of its (nonzero) digits is 1050000, while the sum is 47.

The spelling of 12151255507652 in words is "twelve trillion, one hundred fifty-one billion, two hundred fifty-five million, five hundred seven thousand, six hundred fifty-two".