5536779640 has 64 divisors (see below), whose sum is σ = 15074942400. Its totient is φ = 1786656768.

The previous prime is 5536779613. The next prime is 5536779649. The reversal of 5536779640 is 469776355.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5536779649) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 576835 + ... + 586354.

It is an arithmetic number, because the mean of its divisors is an integer number (235545975).

Almost surely, 2^5536779640 is an apocalyptic number.

It is an amenable number.

5536779640 is an abundant number, since it is smaller than the sum of its proper divisors (9538162760).

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

5536779640 is a wasteful number, since it uses less digits than its factorization.

5536779640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163224 (or 1163220 counting only the distinct ones).

The product of its (nonzero) digits is 4762800, while the sum is 52.

The square root of 5536779640 is about 74409.5399797633. The cubic root of 5536779640 is about 1769.1001245725.

The spelling of 5536779640 in words is "five billion, five hundred thirty-six million, seven hundred seventy-nine thousand, six hundred forty".