26573228625 has 16 divisors (see below), whose sum is σ = 44217853056. Its totient is φ = 14172388400.

The previous prime is 26573228611. The next prime is 26573228681. The reversal of 26573228625 is 52682237562.

It is not a de Polignac number, because 26573228625 - 2⁵ = 26573228593 is a prime.

It is a super-2 number, since 2×26573228625² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35430597 + ... + 35431346.

It is an arithmetic number, because the mean of its divisors is an integer number (2763615816).

Almost surely, 2^26573228625 is an apocalyptic number.

26573228625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26573228625 is a deficient number, since it is larger than the sum of its proper divisors (17644624431).

26573228625 is an equidigital number, since it uses as much as digits as its factorization.

26573228625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70861961 (or 70861951 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 48.

The spelling of 26573228625 in words is "twenty-six billion, five hundred seventy-three million, two hundred twenty-eight thousand, six hundred twenty-five".