260402543023 has 32 divisors (see below), whose sum is σ = 309363425280. Its totient is φ = 214486704000.

The previous prime is 260402542969. The next prime is 260402543039. The reversal of 260402543023 is 320345204062.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260402543023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260402547023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28235553 + ... + 28244773.

It is an arithmetic number, because the mean of its divisors is an integer number (9667607040).

Almost surely, 2^260402543023 is an apocalyptic number.

260402543023 is a deficient number, since it is larger than the sum of its proper divisors (48960882257).

260402543023 is a wasteful number, since it uses less digits than its factorization.

260402543023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10159.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 260402543023 its reverse (320345204062), we get a palindrome (580747747085).

The spelling of 260402543023 in words is "two hundred sixty billion, four hundred two million, five hundred forty-three thousand, twenty-three".