12650019954924 has 96 divisors (see below), whose sum is σ = 32647834727424. Its totient is φ = 3780053291520.

The previous prime is 12650019954889. The next prime is 12650019954931. The reversal of 12650019954924 is 42945991005621.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47787837 + ... + 48051819.

It is an arithmetic number, because the mean of its divisors is an integer number (340081611744).

Almost surely, 2^{12650019954924} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12650019954924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16323917363712).

12650019954924 is an abundant number, since it is smaller than the sum of its proper divisors (19997814772500).

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

12650019954924 is a wasteful number, since it uses less digits than its factorization.

12650019954924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269047 (or 269045 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 57.

The spelling of 12650019954924 in words is "twelve trillion, six hundred fifty billion, nineteen million, nine hundred fifty-four thousand, nine hundred twenty-four".