1928547831055 has 8 divisors (see below), whose sum is σ = 2314889902800. Its totient is φ = 1542416594496.

The previous prime is 1928547831043. The next prime is 1928547831073. The reversal of 1928547831055 is 5501387458291.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1928547831055 - 2⁷ = 1928547830927 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 52688670 + ... + 52725259.

It is an arithmetic number, because the mean of its divisors is an integer number (289361237850).

Almost surely, 2^{1928547831055} is an apocalyptic number.

1928547831055 is a deficient number, since it is larger than the sum of its proper divisors (386342071745).

1928547831055 is a wasteful number, since it uses less digits than its factorization.

1928547831055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105417593.

The product of its (nonzero) digits is 12096000, while the sum is 58.

The spelling of 1928547831055 in words is "one trillion, nine hundred twenty-eight billion, five hundred forty-seven million, eight hundred thirty-one thousand, fifty-five".