26021345102 has 32 divisors (see below), whose sum is σ = 39546468000. Its totient is φ = 12840726528.

The previous prime is 26021345093. The next prime is 26021345179. The reversal of 26021345102 is 20154312062.

It is a happy number.

It is a super-2 number, since 2×26021345102² (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, 56939258 + ... + 56939714.

It is an arithmetic number, because the mean of its divisors is an integer number (1235827125).

Almost surely, 2^26021345102 is an apocalyptic number.

26021345102 is a deficient number, since it is larger than the sum of its proper divisors (13525122898).

26021345102 is a wasteful number, since it uses less digits than its factorization.

26021345102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 26021345102 its reverse (20154312062), we get a palindrome (46175657164).

The spelling of 26021345102 in words is "twenty-six billion, twenty-one million, three hundred forty-five thousand, one hundred two".