1269133002428 has 12 divisors (see below), whose sum is σ = 2337876583560. Its totient is φ = 601168264272.

The previous prime is 1269133002427. The next prime is 1269133002461. The reversal of 1269133002428 is 8242003319621.

It is a super-2 number, since 2×1269133002428² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1269133002427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8349559151 + ... + 8349559302.

It is an arithmetic number, because the mean of its divisors is an integer number (194823048630).

Almost surely, 2^{1269133002428} is an apocalyptic number.

It is an amenable number.

1269133002428 is a deficient number, since it is larger than the sum of its proper divisors (1068743581132).

1269133002428 is a wasteful number, since it uses less digits than its factorization.

1269133002428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16699118476 (or 16699118474 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 1269133002428 in words is "one trillion, two hundred sixty-nine billion, one hundred thirty-three million, two thousand, four hundred twenty-eight".