1055769984 has 64 divisors (see below), whose sum is σ = 3115998000. Its totient is φ = 351922176.

The previous prime is 1055769959. The next prime is 1055769997. The reversal of 1055769984 is 4899675501.

1055769984 is a `hidden beast` number, since 1 + 0 + 557 + 6 + 9 + 9 + 84 = 666.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×1055769984² = 2229300518230720512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1055769984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149289 + ... + 156200.

Almost surely, 2^1055769984 is an apocalyptic number.

It is an amenable number.

1055769984 is an abundant number, since it is smaller than the sum of its proper divisors (2060228016).

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

1055769984 is an equidigital number, since it uses as much as digits as its factorization.

1055769984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305512 (or 305494 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 54.

The square root of 1055769984 is about 32492.6142992527. The cubic root of 1055769984 is about 1018.2547317296.

The spelling of 1055769984 in words is "one billion, fifty-five million, seven hundred sixty-nine thousand, nine hundred eighty-four".