12898463777652 has 48 divisors (see below), whose sum is σ = 30844580336640. Its totient is φ = 4193918652768.

The previous prime is 12898463777651. The next prime is 12898463777663. The reversal of 12898463777652 is 25677736489821.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12898463777651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81885018 + ... + 82042385.

It is an arithmetic number, because the mean of its divisors is an integer number (642595423680).

Almost surely, 2^{12898463777652} is an apocalyptic number.

12898463777652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12898463777652 is an abundant number, since it is smaller than the sum of its proper divisors (17946116558988).

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

12898463777652 is a wasteful number, since it uses less digits than its factorization.

12898463777652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163927572 (or 163927570 counting only the distinct ones).

The product of its digits is 1706987520, while the sum is 75.

The spelling of 12898463777652 in words is "twelve trillion, eight hundred ninety-eight billion, four hundred sixty-three million, seven hundred seventy-seven thousand, six hundred fifty-two".