202045545102065 has 16 divisors (see below), whose sum is σ = 279113595576192. Its totient is φ = 137534235494784.

The previous prime is 202045545102053. The next prime is 202045545102119. The reversal of 202045545102065 is 560201545540202.

It is a cyclic number.

It is not a de Polignac number, because 202045545102065 - 2¹⁰ = 202045545101041 is a prime.

It is a super-2 number, since 2×202045545102065² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

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, 21068352359 + ... + 21068361948.

It is an arithmetic number, because the mean of its divisors is an integer number (17444599723512).

Almost surely, 2^{202045545102065} is an apocalyptic number.

It is an amenable number.

202045545102065 is a deficient number, since it is larger than the sum of its proper divisors (77068050474127).

202045545102065 is a wasteful number, since it uses less digits than its factorization.

202045545102065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42136714456.

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 202045545102065 in words is "two hundred two trillion, forty-five billion, five hundred forty-five million, one hundred two thousand, sixty-five".