4551544563232 has 48 divisors (see below), whose sum is σ = 9102281150592. Its totient is φ = 2240056477440.

The previous prime is 4551544563221. The next prime is 4551544563233. The reversal of 4551544563232 is 2323654451554.

It is a super-2 number, since 2×4551544563232² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4551544563233) 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, 2442003 + ... + 3881554.

It is an arithmetic number, because the mean of its divisors is an integer number (189630857304).

Almost surely, 2^{4551544563232} is an apocalyptic number.

It is an amenable number.

4551544563232 is a deficient number, since it is larger than the sum of its proper divisors (4550736587360).

4551544563232 is a wasteful number, since it uses less digits than its factorization.

4551544563232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6323921 (or 6323913 counting only the distinct ones).

The product of its digits is 8640000, while the sum is 49.

The spelling of 4551544563232 in words is "four trillion, five hundred fifty-one billion, five hundred forty-four million, five hundred sixty-three thousand, two hundred thirty-two".