1055293497188 has 24 divisors (see below), whose sum is σ = 2132345628672. Its totient is φ = 447606077184.

The previous prime is 1055293497187. The next prime is 1055293497197. The reversal of 1055293497188 is 8817943925501.

It is a super-2 number, since 2×1055293497188² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055293497188.

It is not an unprimeable number, because it can be changed into a prime (1055293497187) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 194270756 + ... + 194276187.

It is an arithmetic number, because the mean of its divisors is an integer number (88847734528).

Almost surely, 2^{1055293497188} is an apocalyptic number.

It is an amenable number.

1055293497188 is an abundant number, since it is smaller than the sum of its proper divisors (1077052131484).

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

1055293497188 is a wasteful number, since it uses less digits than its factorization.

1055293497188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388547051 (or 388547049 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 62.

The spelling of 1055293497188 in words is "one trillion, fifty-five billion, two hundred ninety-three million, four hundred ninety-seven thousand, one hundred eighty-eight".