5445320215 has 8 divisors (see below), whose sum is σ = 6537421008. Its totient is φ = 4354231680.

The previous prime is 5445320213. The next prime is 5445320263. The reversal of 5445320215 is 5120235445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5445320215 - 2¹ = 5445320213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5445320213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241177 + ... + 262786.

It is an arithmetic number, because the mean of its divisors is an integer number (817177626).

Almost surely, 2^5445320215 is an apocalyptic number.

5445320215 is a deficient number, since it is larger than the sum of its proper divisors (1092100793).

5445320215 is a wasteful number, since it uses less digits than its factorization.

5445320215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506129.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 5445320215 is about 73792.4129907676. The cubic root of 5445320215 is about 1759.3050173350.

The spelling of 5445320215 in words is "five billion, four hundred forty-five million, three hundred twenty thousand, two hundred fifteen".