1055573778348 has 48 divisors (see below), whose sum is σ = 2767421916000. Its totient is φ = 347904463104.

The previous prime is 1055573778313. The next prime is 1055573778377. The reversal of 1055573778348 is 8438773755501.

1055573778348 is a `hidden beast` number, since 1 + 0 + 5 + 557 + 3 + 7 + 78 + 3 + 4 + 8 = 666.

It is a super-2 number, since 2×1055573778348² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

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 15 ways as a sum of consecutive naturals, for example, 54899553 + ... + 54918776.

It is an arithmetic number, because the mean of its divisors is an integer number (57654623250).

Almost surely, 2^{1055573778348} is an apocalyptic number.

1055573778348 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1055573778348 is an abundant number, since it is smaller than the sum of its proper divisors (1711848137652).

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

1055573778348 is a wasteful number, since it uses less digits than its factorization.

1055573778348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109818431 (or 109818423 counting only the distinct ones).

The product of its (nonzero) digits is 98784000, while the sum is 63.

The spelling of 1055573778348 in words is "one trillion, fifty-five billion, five hundred seventy-three million, seven hundred seventy-eight thousand, three hundred forty-eight".