26409393474 has 16 divisors (see below), whose sum is σ = 52832721312. Its totient is φ = 8800808768.

The previous prime is 26409393473. The next prime is 26409393499. The reversal of 26409393474 is 47439390462.

It is not an unprimeable number, because it can be changed into a prime (26409393473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555879 + ... + 601514.

It is an arithmetic number, because the mean of its divisors is an integer number (3302045082).

Almost surely, 2^26409393474 is an apocalyptic number.

26409393474 is an abundant number, since it is smaller than the sum of its proper divisors (26423327838).

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

26409393474 is a wasteful number, since it uses less digits than its factorization.

26409393474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161201.

The product of its (nonzero) digits is 3919104, while the sum is 51.

The spelling of 26409393474 in words is "twenty-six billion, four hundred nine million, three hundred ninety-three thousand, four hundred seventy-four".