4545730002525 has 24 divisors (see below), whose sum is σ = 7517687542560. Its totient is φ = 2423718171840.

The previous prime is 4545730002523. The next prime is 4545730002529. The reversal of 4545730002525 is 5252000375454.

It is not a de Polignac number, because 4545730002525 - 2¹ = 4545730002523 is a prime.

It is a super-2 number, since 2×4545730002525² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545730002521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8116755 + ... + 8658704.

It is an arithmetic number, because the mean of its divisors is an integer number (313236980940).

Almost surely, 2^{4545730002525} is an apocalyptic number.

It is an amenable number.

4545730002525 is a deficient number, since it is larger than the sum of its proper divisors (2971957540035).

4545730002525 is a wasteful number, since it uses less digits than its factorization.

4545730002525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16779085 (or 16779080 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 42.

Adding to 4545730002525 its reverse (5252000375454), we get a palindrome (9797730377979).

The spelling of 4545730002525 in words is "four trillion, five hundred forty-five billion, seven hundred thirty million, two thousand, five hundred twenty-five".