4581501768428 has 24 divisors (see below), whose sum is σ = 8637780411120. Its totient is φ = 2113703760960.

The previous prime is 4581501768401. The next prime is 4581501768443. The reversal of 4581501768428 is 8248671051854.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17273723 + ... + 17536946.

It is an arithmetic number, because the mean of its divisors is an integer number (359907517130).

Almost surely, 2^{4581501768428} is an apocalyptic number.

It is an amenable number.

4581501768428 is a deficient number, since it is larger than the sum of its proper divisors (4056278642692).

4581501768428 is a wasteful number, since it uses less digits than its factorization.

4581501768428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34813217 (or 34813215 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 59.

The spelling of 4581501768428 in words is "four trillion, five hundred eighty-one billion, five hundred one million, seven hundred sixty-eight thousand, four hundred twenty-eight".