26469145716 has 72 divisors (see below), whose sum is σ = 66924031104. Its totient is φ = 8138707200.

The previous prime is 26469145697. The next prime is 26469145721. The reversal of 26469145716 is 61754196462.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3648805 + ... + 3656051.

It is an arithmetic number, because the mean of its divisors is an integer number (929500432).

Almost surely, 2^26469145716 is an apocalyptic number.

26469145716 is a gapful number since it is divisible by the number (26) 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 26469145716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33462015552).

26469145716 is an abundant number, since it is smaller than the sum of its proper divisors (40454885388).

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

26469145716 is a wasteful number, since it uses less digits than its factorization.

26469145716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9081 (or 9066 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 51.

The spelling of 26469145716 in words is "twenty-six billion, four hundred sixty-nine million, one hundred forty-five thousand, seven hundred sixteen".