83317919458225 has 27 divisors (see below), whose sum is σ = 103467984718059. Its totient is φ = 66555279975600.

The previous prime is 83317919458069. The next prime is 83317919458237. The reversal of 83317919458225 is 52285491971338.

The square root of 83317919458225 is 9127865.

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., 29994451004961 + 53323468453264 = 5476719^2 + 7302292^2 .

It is not a de Polignac number, because 83317919458225 - 2¹⁵ = 83317919425457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 56182008334 + ... + 56182009816.

Almost surely, 2^{83317919458225} is an apocalyptic number.

83317919458225 is the 9127865-th square number.

83317919458225 is the 4563933-rd centered octagonal number.

It is an amenable number.

83317919458225 is a deficient number, since it is larger than the sum of its proper divisors (20150065259834).

83317919458225 is an frugal number, since it uses more digits than its factorization.

83317919458225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5438 (or 2719 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 67.

The spelling of 83317919458225 in words is "eighty-three trillion, three hundred seventeen billion, nine hundred nineteen million, four hundred fifty-eight thousand, two hundred twenty-five".