26531225214 has 32 divisors (see below), whose sum is σ = 58537944864. Its totient is φ = 7964344320.

The previous prime is 26531225207. The next prime is 26531225243. The reversal of 26531225214 is 41252213562.

It is a happy number.

It is a super-2 number, since 2×26531225214² (a number of 22 digits) contains 22 as substring.

It is a congruent 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, 4144899 + ... + 4151294.

It is an arithmetic number, because the mean of its divisors is an integer number (1829310777).

Almost surely, 2^26531225214 is an apocalyptic number.

26531225214 is an abundant number, since it is smaller than the sum of its proper divisors (32006719650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26531225214 is a wasteful number, since it uses less digits than its factorization.

26531225214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8296252.

The product of its digits is 28800, while the sum is 33.

Adding to 26531225214 its reverse (41252213562), we get a palindrome (67783438776).

The spelling of 26531225214 in words is "twenty-six billion, five hundred thirty-one million, two hundred twenty-five thousand, two hundred fourteen".