162597616025 has 12 divisors (see below), whose sum is σ = 217130355372. Its totient is φ = 120072085440.

The previous prime is 162597616021. The next prime is 162597616061. The reversal of 162597616025 is 520616795261.

It can be written as a sum of positive squares in 6 ways, for example, as 19029374809 + 143568241216 = 137947^2 + 378904^2 .

It is not a de Polignac number, because 162597616025 - 2² = 162597616021 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162597616021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250149854 + ... + 250150503.

It is an arithmetic number, because the mean of its divisors is an integer number (18094196281).

Almost surely, 2^162597616025 is an apocalyptic number.

It is an amenable number.

162597616025 is a deficient number, since it is larger than the sum of its proper divisors (54532739347).

162597616025 is a wasteful number, since it uses less digits than its factorization.

162597616025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500300380 (or 500300375 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 50.

The spelling of 162597616025 in words is "one hundred sixty-two billion, five hundred ninety-seven million, six hundred sixteen thousand, twenty-five".