26113464440 has 32 divisors (see below), whose sum is σ = 67148909280. Its totient is φ = 8953187712.

The previous prime is 26113464407. The next prime is 26113464463. The reversal of 26113464440 is 4446431162.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 26113464440.

It is a congruent number.

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, 46630907 + ... + 46631466.

It is an arithmetic number, because the mean of its divisors is an integer number (2098403415).

Almost surely, 2^26113464440 is an apocalyptic number.

26113464440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26113464440 is an abundant number, since it is smaller than the sum of its proper divisors (41035444840).

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

26113464440 is a wasteful number, since it uses less digits than its factorization.

26113464440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93262391 (or 93262387 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 26113464440 in words is "twenty-six billion, one hundred thirteen million, four hundred sixty-four thousand, four hundred forty".