5441645615 has 16 divisors (see below), whose sum is σ = 7501505088. Its totient is φ = 3712075776.

The previous prime is 5441645609. The next prime is 5441645639. The reversal of 5441645615 is 5165461445.

It is a cyclic number.

It is not a de Polignac number, because 5441645615 - 2¹⁰ = 5441644591 is a prime.

It is a super-2 number, since 2×5441645615² = 59223013998497456450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396032 + ... + 409541.

It is an arithmetic number, because the mean of its divisors is an integer number (468844068).

Almost surely, 2^5441645615 is an apocalyptic number.

5441645615 is a deficient number, since it is larger than the sum of its proper divisors (2059859473).

5441645615 is a wasteful number, since it uses less digits than its factorization.

5441645615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805778.

The product of its digits is 288000, while the sum is 41.

The square root of 5441645615 is about 73767.5105652888. The cubic root of 5441645615 is about 1758.9091913975.

The spelling of 5441645615 in words is "five billion, four hundred forty-one million, six hundred forty-five thousand, six hundred fifteen".