25671277210531 has 4 divisors (see below), whose sum is σ = 25682077077112. Its totient is φ = 25660477343952.

The previous prime is 25671277210529. The next prime is 25671277210547. The reversal of 25671277210531 is 13501277217652.

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 25671277210531 - 2¹ = 25671277210529 is a prime.

It is a super-2 number, since 2×25671277210531² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25671277210511) 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, 5399929725 + ... + 5399934478.

It is an arithmetic number, because the mean of its divisors is an integer number (6420519269278).

Almost surely, 2^{25671277210531} is an apocalyptic number.

25671277210531 is a deficient number, since it is larger than the sum of its proper divisors (10799866581).

25671277210531 is a wasteful number, since it uses less digits than its factorization.

25671277210531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10799866580.

The product of its (nonzero) digits is 1234800, while the sum is 49.

The spelling of 25671277210531 in words is "twenty-five trillion, six hundred seventy-one billion, two hundred seventy-seven million, two hundred ten thousand, five hundred thirty-one".