4555145323525 has 72 divisors (see below), whose sum is σ = 6048335659520. Its totient is φ = 3401020465920.

The previous prime is 4555145323507. The next prime is 4555145323567. The reversal of 4555145323525 is 5253235415554.

It is not a de Polignac number, because 4555145323525 - 2⁹ = 4555145323013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 618146041 + ... + 618153409.

Almost surely, 2^{4555145323525} is an apocalyptic number.

It is an amenable number.

4555145323525 is a deficient number, since it is larger than the sum of its proper divisors (1493190335995).

4555145323525 is a wasteful number, since it uses less digits than its factorization.

4555145323525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8555 (or 8527 counting only the distinct ones).

The product of its digits is 9000000, while the sum is 49.

The spelling of 4555145323525 in words is "four trillion, five hundred fifty-five billion, one hundred forty-five million, three hundred twenty-three thousand, five hundred twenty-five".