6552621632 has 14 divisors (see below), whose sum is σ = 13002858678. Its totient is φ = 3276310784.

The previous prime is 6552621631. The next prime is 6552621749. The reversal of 6552621632 is 2361262556.

It can be written as a sum of positive squares in only one way, i.e., 3530261056 + 3022360576 = 59416^2 + 54976^2 .

It is not an unprimeable number, because it can be changed into a prime (6552621631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51192293 + ... + 51192420.

Almost surely, 2^6552621632 is an apocalyptic number.

It is an amenable number.

6552621632 is a deficient number, since it is larger than the sum of its proper divisors (6450237046).

6552621632 is a wasteful number, since it uses less digits than its factorization.

6552621632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102384725 (or 102384715 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The square root of 6552621632 is about 80948.2651574449. The cubic root of 6552621632 is about 1871.2782239485.

The spelling of 6552621632 in words is "six billion, five hundred fifty-two million, six hundred twenty-one thousand, six hundred thirty-two".