5445271064 has 8 divisors (see below), whose sum is σ = 10209883260. Its totient is φ = 2722635528.

The previous prime is 5445271061. The next prime is 5445271127. The reversal of 5445271064 is 4601725445.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5445271061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340329434 + ... + 340329449.

Almost surely, 2^5445271064 is an apocalyptic number.

It is an amenable number.

5445271064 is a deficient number, since it is larger than the sum of its proper divisors (4764612196).

5445271064 is a wasteful number, since it uses less digits than its factorization.

5445271064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680658889 (or 680658885 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 5445271064 is about 73792.0799544233. The cubic root of 5445271064 is about 1759.2997239909.

The spelling of 5445271064 in words is "five billion, four hundred forty-five million, two hundred seventy-one thousand, sixty-four".