5561400577 has 8 divisors (see below), whose sum is σ = 5585116032. Its totient is φ = 5537730000.

The previous prime is 5561400569. The next prime is 5561400601. The reversal of 5561400577 is 7750041655.

It is a happy number.

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 5561400577 - 2³ = 5561400569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5561400277) 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, 249927 + ... + 271267.

It is an arithmetic number, because the mean of its divisors is an integer number (698139504).

Almost surely, 2^5561400577 is an apocalyptic number.

It is an amenable number.

5561400577 is a deficient number, since it is larger than the sum of its proper divisors (23715455).

5561400577 is a wasteful number, since it uses less digits than its factorization.

5561400577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22439.

The product of its (nonzero) digits is 147000, while the sum is 40.

The square root of 5561400577 is about 74574.7985381121. The cubic root of 5561400577 is about 1771.7185238143.

The spelling of 5561400577 in words is "five billion, five hundred sixty-one million, four hundred thousand, five hundred seventy-seven".