4554621632 has 112 divisors (see below), whose sum is σ = 10447324800. Its totient is φ = 1948354560.

The previous prime is 4554621601. The next prime is 4554621641. The reversal of 4554621632 is 2361264554.

It is a Harshad number since it is a multiple of its sum of digits (38).

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 15 ways as a sum of consecutive naturals, for example, 2179244 + ... + 2181332.

Almost surely, 2^4554621632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4554621632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5223662400).

4554621632 is an abundant number, since it is smaller than the sum of its proper divisors (5892703168).

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

4554621632 is a wasteful number, since it uses less digits than its factorization.

4554621632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294 (or 2284 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 4554621632 is about 67487.9369369075. The cubic root of 4554621632 is about 1657.6166542629.

The spelling of 4554621632 in words is "four billion, five hundred fifty-four million, six hundred twenty-one thousand, six hundred thirty-two".