319296898225 has 12 divisors (see below), whose sum is σ = 405584939340. Its totient is φ = 249207334400.

The previous prime is 319296898199. The next prime is 319296898243. The reversal of 319296898225 is 522898692913.

It can be written as a sum of positive squares in 6 ways, for example, as 146885928049 + 172410970176 = 383257^2 + 415224^2 .

It is not a de Polignac number, because 319296898225 - 2²¹ = 319294801073 is a prime.

It is a super-2 number, since 2×319296898225² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155753560 + ... + 155755609.

It is an arithmetic number, because the mean of its divisors is an integer number (33798744945).

Almost surely, 2^319296898225 is an apocalyptic number.

It is an amenable number.

319296898225 is a deficient number, since it is larger than the sum of its proper divisors (86288041115).

319296898225 is a wasteful number, since it uses less digits than its factorization.

319296898225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311509220 (or 311509215 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 64.

The spelling of 319296898225 in words is "three hundred nineteen billion, two hundred ninety-six million, eight hundred ninety-eight thousand, two hundred twenty-five".