25672530216147 has 4 divisors (see below), whose sum is σ = 34230040288200. Its totient is φ = 17115020144096.

The previous prime is 25672530216121. The next prime is 25672530216167. The reversal of 25672530216147 is 74161203527652.

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 25672530216147 - 2¹⁵ = 25672530183379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25672530216147.

It is not an unprimeable number, because it can be changed into a prime (25672530216107) 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, 4278755036022 + ... + 4278755036027.

It is an arithmetic number, because the mean of its divisors is an integer number (8557510072050).

Almost surely, 2^{25672530216147} is an apocalyptic number.

25672530216147 is a deficient number, since it is larger than the sum of its proper divisors (8557510072053).

25672530216147 is an equidigital number, since it uses as much as digits as its factorization.

25672530216147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8557510072052.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 25672530216147 in words is "twenty-five trillion, six hundred seventy-two billion, five hundred thirty million, two hundred sixteen thousand, one hundred forty-seven".