25162263463 has 4 divisors (see below), whose sum is σ = 25775977248. Its totient is φ = 24548549680.

The previous prime is 25162263439. The next prime is 25162263491. The reversal of 25162263463 is 36436226152.

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 25162263463 - 2²⁵ = 25128709031 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25162260463) 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, 306856831 + ... + 306856912.

It is an arithmetic number, because the mean of its divisors is an integer number (6443994312).

Almost surely, 2^25162263463 is an apocalyptic number.

25162263463 is a deficient number, since it is larger than the sum of its proper divisors (613713785).

25162263463 is an equidigital number, since it uses as much as digits as its factorization.

25162263463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613713784.

The product of its digits is 311040, while the sum is 40.

The spelling of 25162263463 in words is "twenty-five billion, one hundred sixty-two million, two hundred sixty-three thousand, four hundred sixty-three".