4515135514985 has 16 divisors (see below), whose sum is σ = 5703611189760. Its totient is φ = 3421828172160.

The previous prime is 4515135514933. The next prime is 4515135514993. The reversal of 4515135514985 is 5894155315154.

It is not a de Polignac number, because 4515135514985 - 2⁶ = 4515135514921 is a prime.

It is a super-2 number, since 2×4515135514985² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4515135514985.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 772040 + ... + 3102630.

It is an arithmetic number, because the mean of its divisors is an integer number (356475699360).

Almost surely, 2^{4515135514985} is an apocalyptic number.

It is an amenable number.

4515135514985 is a deficient number, since it is larger than the sum of its proper divisors (1188475674775).

4515135514985 is a wasteful number, since it uses less digits than its factorization.

4515135514985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2351008.

The product of its digits is 10800000, while the sum is 56.

The spelling of 4515135514985 in words is "four trillion, five hundred fifteen billion, one hundred thirty-five million, five hundred fourteen thousand, nine hundred eighty-five".