26401245026 has 16 divisors (see below), whose sum is σ = 42660825984. Its totient is φ = 12181572624.

The previous prime is 26401245019. The next prime is 26401245053. The reversal of 26401245026 is 62054210462.

It is a junction number, because it is equal to n+sod(n) for n = 26401244983 and 26401245001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60440 + ... + 237603.

It is an arithmetic number, because the mean of its divisors is an integer number (2666301624).

Almost surely, 2^26401245026 is an apocalyptic number.

26401245026 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

26401245026 is a deficient number, since it is larger than the sum of its proper divisors (16259580958).

26401245026 is a wasteful number, since it uses less digits than its factorization.

26401245026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301465.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 26401245026 its reverse (62054210462), we get a palindrome (88455455488).

The spelling of 26401245026 in words is "twenty-six billion, four hundred one million, two hundred forty-five thousand, twenty-six".