2601434021423 has 2 divisors, whose sum is σ = 2601434021424. Its totient is φ = 2601434021422.

The previous prime is 2601434021401. The next prime is 2601434021447. The reversal of 2601434021423 is 3241204341062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2601434021423 - 2³² = 2597139054127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2601434021423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2601434021453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300717010711 + 1300717010712.

It is an arithmetic number, because the mean of its divisors is an integer number (1300717010712).

Almost surely, 2^{2601434021423} is an apocalyptic number.

2601434021423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2601434021423 is an equidigital number, since it uses as much as digits as its factorization.

2601434021423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 2601434021423 its reverse (3241204341062), we get a palindrome (5842638362485).

The spelling of 2601434021423 in words is "two trillion, six hundred one billion, four hundred thirty-four million, twenty-one thousand, four hundred twenty-three".