5435441561 has 8 divisors (see below), whose sum is σ = 5933250048. Its totient is φ = 4938246000.

The previous prime is 5435441537. The next prime is 5435441591. The reversal of 5435441561 is 1651445345.

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

It is a cyclic number.

It is not a de Polignac number, because 5435441561 - 2⁶ = 5435441497 is a prime.

It is a super-2 number, since 2×5435441561² = 59088049926092233442, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5435441591) 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, 134585 + ... + 170246.

It is an arithmetic number, because the mean of its divisors is an integer number (741656256).

Almost surely, 2^5435441561 is an apocalyptic number.

It is an amenable number.

5435441561 is a deficient number, since it is larger than the sum of its proper divisors (497808487).

5435441561 is a wasteful number, since it uses less digits than its factorization.

5435441561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306463.

The product of its digits is 144000, while the sum is 38.

The square root of 5435441561 is about 73725.4471739575. The cubic root of 5435441561 is about 1758.2404894342.

The spelling of 5435441561 in words is "five billion, four hundred thirty-five million, four hundred forty-one thousand, five hundred sixty-one".