5541405651 has 36 divisors (see below), whose sum is σ = 8706345960. Its totient is φ = 3386836800.

The previous prime is 5541405643. The next prime is 5541405673. The reversal of 5541405651 is 1565041455.

5541405651 is a `hidden beast` number, since 5 + 54 + 1 + 40 + 565 + 1 = 666.

It is not a de Polignac number, because 5541405651 - 2³ = 5541405643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5541405601) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 147471 + ... + 181191.

Almost surely, 2^5541405651 is an apocalyptic number.

5541405651 is a deficient number, since it is larger than the sum of its proper divisors (3164940309).

5541405651 is a wasteful number, since it uses less digits than its factorization.

5541405651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33808 (or 33774 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The square root of 5541405651 is about 74440.6182873302. The cubic root of 5541405651 is about 1769.5926851703.

The spelling of 5541405651 in words is "five billion, five hundred forty-one million, four hundred five thousand, six hundred fifty-one".