26928409154 has 32 divisors (see below), whose sum is σ = 43482700800. Its totient is φ = 12474361152.

The previous prime is 26928409133. The next prime is 26928409159. The reversal of 26928409154 is 45190482962.

26928409154 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (26928409159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344072 + ... + 415020.

It is an arithmetic number, because the mean of its divisors is an integer number (1358834400).

Almost surely, 2^26928409154 is an apocalyptic number.

26928409154 is a deficient number, since it is larger than the sum of its proper divisors (16554291646).

26928409154 is a wasteful number, since it uses less digits than its factorization.

26928409154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71234.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 26928409154 in words is "twenty-six billion, nine hundred twenty-eight million, four hundred nine thousand, one hundred fifty-four".