1056855744 has 168 divisors, whose sum is σ = 3519615008. Its totient is φ = 296939520.

The previous prime is 1056855721. The next prime is 1056855749. The reversal of 1056855744 is 4475586501.

1056855744 is a `hidden beast` number, since 1 + 0 + 56 + 8 + 557 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

It is a super-2 number, since 2×1056855744² = 2233888127251587072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1056855744.

It is not an unprimeable number, because it can be changed into a prime (1056855749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 243804 + ... + 248100.

Almost surely, 2^1056855744 is an apocalyptic number.

1056855744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1056855744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1759807504).

1056855744 is an abundant number, since it is smaller than the sum of its proper divisors (2462759264).

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

1056855744 is a wasteful number, since it uses less digits than its factorization.

1056855744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4383 (or 4370 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The square root of 1056855744 is about 32509.3178027470. The cubic root of 1056855744 is about 1018.6036718382.

The spelling of 1056855744 in words is "one billion, fifty-six million, eight hundred fifty-five thousand, seven hundred forty-four".