28464064405926 has 64 divisors (see below), whose sum is σ = 59408150796288. Its totient is φ = 9083262025728.

The previous prime is 28464064405919. The next prime is 28464064405949. The reversal of 28464064405926 is 62950446046482.

It is a self number, because there is not a number n which added to its sum of digits gives 28464064405926.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11727526 + ... + 13944998.

It is an arithmetic number, because the mean of its divisors is an integer number (928252356192).

Almost surely, 2^{28464064405926} is an apocalyptic number.

28464064405926 is an abundant number, since it is smaller than the sum of its proper divisors (30944086390362).

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

28464064405926 is a wasteful number, since it uses less digits than its factorization.

28464064405926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2218445.

The product of its (nonzero) digits is 79626240, while the sum is 60.

The spelling of 28464064405926 in words is "twenty-eight trillion, four hundred sixty-four billion, sixty-four million, four hundred five thousand, nine hundred twenty-six".