26123452080 has 80 divisors (see below), whose sum is σ = 88344774144. Its totient is φ = 6332957440.

The previous prime is 26123452057. The next prime is 26123452099. The reversal of 26123452080 is 8025432162.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 4944984 + ... + 4950263.

Almost surely, 2^26123452080 is an apocalyptic number.

26123452080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26123452080 is an abundant number, since it is smaller than the sum of its proper divisors (62221322064).

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

26123452080 is a wasteful number, since it uses less digits than its factorization.

26123452080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9895274 (or 9895268 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 26123452080 in words is "twenty-six billion, one hundred twenty-three million, four hundred fifty-two thousand, eighty".