1055775672 has 96 divisors (see below), whose sum is σ = 3304735200. Its totient is φ = 298248192.

The previous prime is 1055775661. The next prime is 1055775697. The reversal of 1055775672 is 2765775501.

It is a happy number.

1055775672 is a `hidden beast` number, since 1 + 0 + 5 + 577 + 5 + 6 + 72 = 666.

It is a super-2 number, since 2×1055775672² = 2229324539174103168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33088 + ... + 56624.

It is an arithmetic number, because the mean of its divisors is an integer number (34424325).

Almost surely, 2^1055775672 is an apocalyptic number.

1055775672 is a gapful number since it is divisible by the number (12) 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 1055775672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1652367600).

1055775672 is an abundant number, since it is smaller than the sum of its proper divisors (2248959528).

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

1055775672 is a wasteful number, since it uses less digits than its factorization.

1055775672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23645 (or 23638 counting only the distinct ones).

The product of its (nonzero) digits is 514500, while the sum is 45.

The square root of 1055775672 is about 32492.7018267179. The cubic root of 1055775672 is about 1018.2565603547.

The spelling of 1055775672 in words is "one billion, fifty-five million, seven hundred seventy-five thousand, six hundred seventy-two".