32469517249 has 27 divisors (see below), whose sum is σ = 35802387363. Its totient is φ = 29433445392.

The previous prime is 32469517247. The next prime is 32469517291. The reversal of 32469517249 is 94271596423.

The square root of 32469517249 is 180193.

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., 4803183025 + 27666334224 = 69305^2 + 166332^2 .

It is not a de Polignac number, because 32469517249 - 2¹ = 32469517247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32469517196 and 32469517205.

It is not an unprimeable number, because it can be changed into a prime (32469517247) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 194428164 + ... + 194428330.

Almost surely, 2^32469517249 is an apocalyptic number.

32469517249 is the 180193-rd square number.

32469517249 is the 90097-th centered octagonal number.

It is an amenable number.

32469517249 is a deficient number, since it is larger than the sum of its proper divisors (3332870114).

32469517249 is an frugal number, since it uses more digits than its factorization.

32469517249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526 (or 263 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 52.

The spelling of 32469517249 in words is "thirty-two billion, four hundred sixty-nine million, five hundred seventeen thousand, two hundred forty-nine".