4546748532821 has 32 divisors (see below), whose sum is σ = 5293327294080. Its totient is φ = 3861737856000.

The previous prime is 4546748532763. The next prime is 4546748532857. The reversal of 4546748532821 is 1282358476454.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4546748532821 - 2¹⁴ = 4546748516437 is a prime.

It is a super-2 number, since 2×4546748532821² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4546748532121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180035231 + ... + 180060483.

It is an arithmetic number, because the mean of its divisors is an integer number (165416477940).

Almost surely, 2^{4546748532821} is an apocalyptic number.

It is an amenable number.

4546748532821 is a deficient number, since it is larger than the sum of its proper divisors (746578761259).

4546748532821 is a wasteful number, since it uses less digits than its factorization.

4546748532821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37157.

The product of its digits is 51609600, while the sum is 59.

The spelling of 4546748532821 in words is "four trillion, five hundred forty-six billion, seven hundred forty-eight million, five hundred thirty-two thousand, eight hundred twenty-one".