1269433398023 has 16 divisors (see below), whose sum is σ = 1467658874880. Its totient is φ = 1075437000000.

The previous prime is 1269433397993. The next prime is 1269433398049. The reversal of 1269433398023 is 3208933349621.

It is a cyclic number.

It is not a de Polignac number, because 1269433398023 - 2¹⁶ = 1269433332487 is a prime.

It is a super-2 number, since 2×1269433398023² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1269433398053) 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, 1189898 + ... + 1988648.

It is an arithmetic number, because the mean of its divisors is an integer number (91728679680).

Almost surely, 2^{1269433398023} is an apocalyptic number.

1269433398023 is a deficient number, since it is larger than the sum of its proper divisors (198225476857).

1269433398023 is an equidigital number, since it uses as much as digits as its factorization.

1269433398023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801398.

The product of its (nonzero) digits is 5038848, while the sum is 53.

The spelling of 1269433398023 in words is "one trillion, two hundred sixty-nine billion, four hundred thirty-three million, three hundred ninety-eight thousand, twenty-three".