5465138436 has 36 divisors (see below), whose sum is σ = 13855679292. Its totient is φ = 1816303104.

The previous prime is 5465138431. The next prime is 5465138447. The reversal of 5465138436 is 6348315645.

5465138436 is a `hidden beast` number, since 54 + 6 + 513 + 84 + 3 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 703310400 + 4761828036 = 26520^2 + 69006^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 5465138391 and 5465138400.

It is not an unprimeable number, because it can be changed into a prime (5465138431) 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, 213105 + ... + 237368.

Almost surely, 2^5465138436 is an apocalyptic number.

It is an amenable number.

5465138436 is an abundant number, since it is smaller than the sum of its proper divisors (8390540856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5465138436 is a wasteful number, since it uses less digits than its factorization.

5465138436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450820 (or 450815 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 5465138436 is about 73926.5746264495. The cubic root of 5465138436 is about 1761.4367611078.

The spelling of 5465138436 in words is "five billion, four hundred sixty-five million, one hundred thirty-eight thousand, four hundred thirty-six".