26445001023 has 24 divisors (see below), whose sum is σ = 45160596000. Its totient is φ = 14590344384.

The previous prime is 26445001003. The next prime is 26445001031. The reversal of 26445001023 is 32010054462.

26445001023 is a `hidden beast` number, since 2 + 644 + 5 + 0 + 0 + 10 + 2 + 3 = 666.

It is not a de Polignac number, because 26445001023 - 2⁸ = 26445000767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26445001003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7235448 + ... + 7239101.

It is an arithmetic number, because the mean of its divisors is an integer number (1881691500).

Almost surely, 2^26445001023 is an apocalyptic number.

26445001023 is a deficient number, since it is larger than the sum of its proper divisors (18715594977).

26445001023 is a wasteful number, since it uses less digits than its factorization.

26445001023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14474591 (or 14474588 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 26445001023 its reverse (32010054462), we get a palindrome (58455055485).

The spelling of 26445001023 in words is "twenty-six billion, four hundred forty-five million, one thousand, twenty-three".