4539452098801 has 9 divisors (see below), whose sum is σ = 4690677961803. Its totient is φ = 4392954242160.

The previous prime is 4539452098703. The next prime is 4539452098807. The reversal of 4539452098801 is 1088902549354.

It is a happy number.

The square root of 4539452098801 is 2130599.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2831307657201 + 1708144441600 = 1682649^2 + 1306960^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4539452098801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4539452098807) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 66014205 + ... + 66082933.

Almost surely, 2^{4539452098801} is an apocalyptic number.

4539452098801 is the 2130599-th square number.

4539452098801 is the 1065300-th centered octagonal number.

It is an amenable number.

4539452098801 is a deficient number, since it is larger than the sum of its proper divisors (151225863002).

4539452098801 is an frugal number, since it uses more digits than its factorization.

4539452098801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137520 (or 68760 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 58.

The spelling of 4539452098801 in words is "four trillion, five hundred thirty-nine billion, four hundred fifty-two million, ninety-eight thousand, eight hundred one".