26197287423 has 8 divisors (see below), whose sum is σ = 35408206128. Its totient is φ = 17225613504.

The previous prime is 26197287401. The next prime is 26197287437. The reversal of 26197287423 is 32478279162.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26197287423 - 2⁸ = 26197287167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26197287023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59810940 + ... + 59811377.

It is an arithmetic number, because the mean of its divisors is an integer number (4426025766).

Almost surely, 2^26197287423 is an apocalyptic number.

26197287423 is a deficient number, since it is larger than the sum of its proper divisors (9210918705).

26197287423 is a wasteful number, since it uses less digits than its factorization.

26197287423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119622393.

The product of its digits is 2032128, while the sum is 51.

The spelling of 26197287423 in words is "twenty-six billion, one hundred ninety-seven million, two hundred eighty-seven thousand, four hundred twenty-three".