5441521545 has 32 divisors (see below), whose sum is σ = 9677946240. Its totient is φ = 2900905920.

The previous prime is 5441521507. The next prime is 5441521577. The reversal of 5441521545 is 5451251445.

5441521545 is a `hidden beast` number, since 54 + 41 + 5 + 21 + 545 = 666.

It is not a de Polignac number, because 5441521545 - 2¹³ = 5441513353 is a prime.

It is a super-2 number, since 2×5441521545² = 59220313449398374050, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 370390 + ... + 384800.

It is an arithmetic number, because the mean of its divisors is an integer number (302435820).

Almost surely, 2^5441521545 is an apocalyptic number.

It is an amenable number.

5441521545 is a deficient number, since it is larger than the sum of its proper divisors (4236424695).

5441521545 is a wasteful number, since it uses less digits than its factorization.

5441521545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17222 (or 17216 counting only the distinct ones).

The product of its digits is 80000, while the sum is 36.

The square root of 5441521545 is about 73766.6696076216. The cubic root of 5441521545 is about 1758.8958235344.

The spelling of 5441521545 in words is "five billion, four hundred forty-one million, five hundred twenty-one thousand, five hundred forty-five".