12263021510635 has 12 divisors (see below), whose sum is σ = 17118176966208. Its totient is φ = 8408929035696.

The previous prime is 12263021510557. The next prime is 12263021510639. The reversal of 12263021510635 is 53601512036221.

It is not a de Polignac number, because 12263021510635 - 2⁷ = 12263021510507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12263021510594 and 12263021510603.

It is not an unprimeable number, because it can be changed into a prime (12263021510639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25026574267 + ... + 25026574756.

It is an arithmetic number, because the mean of its divisors is an integer number (1426514747184).

Almost surely, 2^{12263021510635} is an apocalyptic number.

12263021510635 is a deficient number, since it is larger than the sum of its proper divisors (4855155455573).

12263021510635 is an equidigital number, since it uses as much as digits as its factorization.

12263021510635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50053149042 (or 50053149035 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

Adding to 12263021510635 its reverse (53601512036221), we get a palindrome (65864533546856).

The spelling of 12263021510635 in words is "twelve trillion, two hundred sixty-three billion, twenty-one million, five hundred ten thousand, six hundred thirty-five".