25672526361535 has 4 divisors (see below), whose sum is σ = 30807031633848. Its totient is φ = 20538021089224.

The previous prime is 25672526361527. The next prime is 25672526361539. The reversal of 25672526361535 is 53516362527652.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25672526361535 - 2³ = 25672526361527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25672526361535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25672526361539) 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, 2567252636149 + ... + 2567252636158.

It is an arithmetic number, because the mean of its divisors is an integer number (7701757908462).

Almost surely, 2^{25672526361535} is an apocalyptic number.

25672526361535 is a deficient number, since it is larger than the sum of its proper divisors (5134505272313).

25672526361535 is an equidigital number, since it uses as much as digits as its factorization.

25672526361535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5134505272312.

The product of its digits is 68040000, while the sum is 58.

The spelling of 25672526361535 in words is "twenty-five trillion, six hundred seventy-two billion, five hundred twenty-six million, three hundred sixty-one thousand, five hundred thirty-five".