26274400102 has 4 divisors (see below), whose sum is σ = 39411600156. Its totient is φ = 13137200050.

The previous prime is 26274400067. The next prime is 26274400121. The reversal of 26274400102 is 20100447262.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×26274400102² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6568600024 + ... + 6568600027.

It is an arithmetic number, because the mean of its divisors is an integer number (9852900039).

Almost surely, 2^26274400102 is an apocalyptic number.

26274400102 is a deficient number, since it is larger than the sum of its proper divisors (13137200054).

26274400102 is a wasteful number, since it uses less digits than its factorization.

26274400102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13137200053.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 26274400102 its reverse (20100447262), we get a palindrome (46374847364).

The spelling of 26274400102 in words is "twenty-six billion, two hundred seventy-four million, four hundred thousand, one hundred two".