26220626445 has 32 divisors (see below), whose sum is σ = 45253353600. Its totient is φ = 12887702784.

The previous prime is 26220626431. The next prime is 26220626479. The reversal of 26220626445 is 54462602262.

It is not a de Polignac number, because 26220626445 - 2⁷ = 26220626317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12091 + ... + 229319.

It is an arithmetic number, because the mean of its divisors is an integer number (1414167300).

Almost surely, 2^26220626445 is an apocalyptic number.

It is an amenable number.

26220626445 is a deficient number, since it is larger than the sum of its proper divisors (19032727155).

26220626445 is a wasteful number, since it uses less digits than its factorization.

26220626445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217869.

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 26220626445 in words is "twenty-six billion, two hundred twenty million, six hundred twenty-six thousand, four hundred forty-five".