26460024397 has 4 divisors (see below), whose sum is σ = 27852657280. Its totient is φ = 25067391516.

The previous prime is 26460024377. The next prime is 26460024419. The reversal of 26460024397 is 79342006462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79342006462 = 2 ⋅39671003231.

It is a cyclic number.

It is not a de Polignac number, because 26460024397 - 2²⁷ = 26325806669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26460024307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696316413 + ... + 696316450.

It is an arithmetic number, because the mean of its divisors is an integer number (6963164320).

Almost surely, 2^26460024397 is an apocalyptic number.

It is an amenable number.

26460024397 is a deficient number, since it is larger than the sum of its proper divisors (1392632883).

26460024397 is a wasteful number, since it uses less digits than its factorization.

26460024397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392632882.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 26460024397 in words is "twenty-six billion, four hundred sixty million, twenty-four thousand, three hundred ninety-seven".