26120000340 has 240 divisors, whose sum is σ = 98574537600. Its totient is φ = 5656013568.

The previous prime is 26120000327. The next prime is 26120000399. The reversal of 26120000340 is 4300002162.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 154846 + ... + 276074.

It is an arithmetic number, because the mean of its divisors is an integer number (410727240).

Almost surely, 2^26120000340 is an apocalyptic number.

26120000340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26120000340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49287268800).

26120000340 is an abundant number, since it is smaller than the sum of its proper divisors (72454537260).

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

26120000340 is a wasteful number, since it uses less digits than its factorization.

26120000340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121276 (or 121265 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The spelling of 26120000340 in words is "twenty-six billion, one hundred twenty million, three hundred forty", and thus it is an aban number.