2056511532 has 24 divisors (see below), whose sum is σ = 4799261376. Its totient is φ = 685398928.

The previous prime is 2056511441. The next prime is 2056511537. The reversal of 2056511532 is 2351156502.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2056511532.

It is not an unprimeable number, because it can be changed into a prime (2056511537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140923 + ... + 154829.

It is an arithmetic number, because the mean of its divisors is an integer number (199969224).

Almost surely, 2^2056511532 is an apocalyptic number.

It is an amenable number.

2056511532 is an abundant number, since it is smaller than the sum of its proper divisors (2742749844).

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

2056511532 is a wasteful number, since it uses less digits than its factorization.

2056511532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26237 (or 26235 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 2056511532 is about 45348.7765215336. The cubic root of 2056511532 is about 1271.6776827615.

The spelling of 2056511532 in words is "two billion, fifty-six million, five hundred eleven thousand, five hundred thirty-two".