5655128372 has 12 divisors (see below), whose sum is σ = 9931695396. Its totient is φ = 2817501120.

The previous prime is 5655128371. The next prime is 5655128393. The reversal of 5655128372 is 2738215565.

It can be written as a sum of positive squares in 2 ways, for example, as 3429742096 + 2225386276 = 58564^2 + 47174^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5655128371) 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 3 ways as a sum of consecutive naturals, for example, 2514503 + ... + 2516750.

It is an arithmetic number, because the mean of its divisors is an integer number (827641283).

Almost surely, 2^5655128372 is an apocalyptic number.

It is an amenable number.

5655128372 is a deficient number, since it is larger than the sum of its proper divisors (4276567024).

5655128372 is a wasteful number, since it uses less digits than its factorization.

5655128372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5031538 (or 5031536 counting only the distinct ones).

The product of its digits is 504000, while the sum is 44.

The square root of 5655128372 is about 75200.5875774917. The cubic root of 5655128372 is about 1781.6162120674.

The spelling of 5655128372 in words is "five billion, six hundred fifty-five million, one hundred twenty-eight thousand, three hundred seventy-two".