2569533480 has 48 divisors (see below), whose sum is σ = 8350984980. Its totient is φ = 685208832.

The previous prime is 2569533443. The next prime is 2569533511. The reversal of 2569533480 is 843359652.

2569533480 is a `hidden beast` number, since 2 + 56 + 95 + 33 + 480 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2504602116 + 64931364 = 50046^2 + 8058^2 .

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 Harshad number since it is a multiple of its sum of digits (45).

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, 3568437 + ... + 3569156.

Almost surely, 2^2569533480 is an apocalyptic number.

2569533480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2569533480 is an abundant number, since it is smaller than the sum of its proper divisors (5781451500).

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

2569533480 is a wasteful number, since it uses less digits than its factorization.

2569533480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7137610 (or 7137603 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The square root of 2569533480 is about 50690.5659861872. The cubic root of 2569533480 is about 1369.6767809793.

The spelling of 2569533480 in words is "two billion, five hundred sixty-nine million, five hundred thirty-three thousand, four hundred eighty".