26510001342 has 64 divisors (see below), whose sum is σ = 60619138560. Its totient is φ = 7650403200.

The previous prime is 26510001241. The next prime is 26510001431. The reversal of 26510001342 is 24310001562.

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 in 31 ways as a sum of consecutive naturals, for example, 309492 + ... + 385752.

It is an arithmetic number, because the mean of its divisors is an integer number (947174040).

Almost surely, 2^26510001342 is an apocalyptic number.

26510001342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 26510001342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30309569280).

26510001342 is an abundant number, since it is smaller than the sum of its proper divisors (34109137218).

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

26510001342 is a wasteful number, since it uses less digits than its factorization.

26510001342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76529.

The product of its (nonzero) digits is 1440, while the sum is 24.

The spelling of 26510001342 in words is "twenty-six billion, five hundred ten million, one thousand, three hundred forty-two".