5533131465 has 20 divisors (see below), whose sum is σ = 9918651204. Its totient is φ = 2951003232.

The previous prime is 5533131449. The next prime is 5533131479. The reversal of 5533131465 is 5641313355.

5533131465 is a `hidden beast` number, since 5 + 5 + 331 + 314 + 6 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3429624969 + 2103506496 = 58563^2 + 45864^2 .

It is not a de Polignac number, because 5533131465 - 2⁴ = 5533131449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6830622 + ... + 6831431.

Almost surely, 2^5533131465 is an apocalyptic number.

It is an amenable number.

5533131465 is a deficient number, since it is larger than the sum of its proper divisors (4385519739).

5533131465 is a wasteful number, since it uses less digits than its factorization.

5533131465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13662070 (or 13662061 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 5533131465 is about 74385.0217785812. The cubic root of 5533131465 is about 1768.7114868147.

The spelling of 5533131465 in words is "five billion, five hundred thirty-three million, one hundred thirty-one thousand, four hundred sixty-five".