5629771780 has 12 divisors (see below), whose sum is σ = 11822520780. Its totient is φ = 2251908704.

The previous prime is 5629771733. The next prime is 5629771811. The reversal of 5629771780 is 871779265.

It can be written as a sum of positive squares in 2 ways, for example, as 3356580096 + 2273191684 = 57936^2 + 47678^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140744275 + ... + 140744314.

It is an arithmetic number, because the mean of its divisors is an integer number (985210065).

Almost surely, 2^5629771780 is an apocalyptic number.

It is an amenable number.

5629771780 is an abundant number, since it is smaller than the sum of its proper divisors (6192749000).

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

5629771780 is a wasteful number, since it uses less digits than its factorization.

5629771780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281488598 (or 281488596 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 52.

The square root of 5629771780 is about 75031.8051228944. The cubic root of 5629771780 is about 1778.9494052875.

The spelling of 5629771780 in words is "five billion, six hundred twenty-nine million, seven hundred seventy-one thousand, seven hundred eighty".