4521555652 has 12 divisors (see below), whose sum is σ = 7973125776. Its totient is φ = 2243519720.

The previous prime is 4521555641. The next prime is 4521555667. The reversal of 4521555652 is 2565551254.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4313938 + ... + 4314985.

It is an arithmetic number, because the mean of its divisors is an integer number (664427148).

Almost surely, 2^4521555652 is an apocalyptic number.

It is an amenable number.

4521555652 is a deficient number, since it is larger than the sum of its proper divisors (3451570124).

4521555652 is a wasteful number, since it uses less digits than its factorization.

4521555652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8629058 (or 8629056 counting only the distinct ones).

The product of its digits is 300000, while the sum is 40.

The square root of 4521555652 is about 67242.5137245775. The cubic root of 4521555652 is about 1653.5955448059.

The spelling of 4521555652 in words is "four billion, five hundred twenty-one million, five hundred fifty-five thousand, six hundred fifty-two".