5621177752 has 32 divisors (see below), whose sum is σ = 10790326800. Its totient is φ = 2743824384.

The previous prime is 5621177729. The next prime is 5621177753. The reversal of 5621177752 is 2577711265.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a junction number, because it is equal to n+sod(n) for n = 5621177699 and 5621177708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621177753) 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, 1076524 + ... + 1081732.

Almost surely, 2^5621177752 is an apocalyptic number.

It is an amenable number.

5621177752 is a deficient number, since it is larger than the sum of its proper divisors (5169149048).

5621177752 is a wasteful number, since it uses less digits than its factorization.

5621177752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8395 (or 8391 counting only the distinct ones).

The product of its digits is 205800, while the sum is 43.

The square root of 5621177752 is about 74974.5140164309. The cubic root of 5621177752 is about 1778.0437364266.

The spelling of 5621177752 in words is "five billion, six hundred twenty-one million, one hundred seventy-seven thousand, seven hundred fifty-two".