1928398264504 has 16 divisors (see below), whose sum is σ = 3616133886720. Its totient is φ = 964095894720.

The previous prime is 1928398264487. The next prime is 1928398264537. The reversal of 1928398264504 is 4054628938291.

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 3 ways as a sum of consecutive naturals, for example, 12825277 + ... + 12974764.

It is an arithmetic number, because the mean of its divisors is an integer number (226008367920).

Almost surely, 2^{1928398264504} is an apocalyptic number.

It is an amenable number.

1928398264504 is a deficient number, since it is larger than the sum of its proper divisors (1687735622216).

1928398264504 is a wasteful number, since it uses less digits than its factorization.

1928398264504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25809390 (or 25809386 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 61.

The spelling of 1928398264504 in words is "one trillion, nine hundred twenty-eight billion, three hundred ninety-eight million, two hundred sixty-four thousand, five hundred four".