5315434215444 has 18 divisors (see below), whose sum is σ = 13436236489130. Its totient is φ = 1771811405136.

The previous prime is 5315434215433. The next prime is 5315434215449. The reversal of 5315434215444 is 4445124345135.

5315434215444 is a `hidden beast` number, since 5 + 3 + 1 + 54 + 34 + 21 + 544 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5241526355844 + 73907859600 = 2289438^2 + 271860^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 5315434215444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5315434215449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73825475179 + ... + 73825475250.

Almost surely, 2^{5315434215444} is an apocalyptic number.

It is an amenable number.

5315434215444 is an abundant number, since it is smaller than the sum of its proper divisors (8120802273686).

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

5315434215444 is a wasteful number, since it uses less digits than its factorization.

5315434215444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147650950439 (or 147650950434 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 45.

The spelling of 5315434215444 in words is "five trillion, three hundred fifteen billion, four hundred thirty-four million, two hundred fifteen thousand, four hundred forty-four".