1056198168 has 48 divisors (see below), whose sum is σ = 3028807080. Its totient is φ = 331355904.

The previous prime is 1056198149. The next prime is 1056198173. The reversal of 1056198168 is 8618916501.

1056198168 is a `hidden beast` number, since 1 + 0 + 561 + 9 + 81 + 6 + 8 = 666.

It is a super-2 number, since 2×1056198168² = 2231109140173112448, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 430230 + ... + 432677.

Almost surely, 2^1056198168 is an apocalyptic number.

1056198168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1056198168 is an abundant number, since it is smaller than the sum of its proper divisors (1972608912).

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

1056198168 is a wasteful number, since it uses less digits than its factorization.

1056198168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862936 (or 862929 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 45.

The square root of 1056198168 is about 32499.2025748325. The cubic root of 1056198168 is about 1018.3923694921.

The spelling of 1056198168 in words is "one billion, fifty-six million, one hundred ninety-eight thousand, one hundred sixty-eight".