5405551401 has 16 divisors (see below), whose sum is σ = 7281370880. Its totient is φ = 3566874960.

The previous prime is 5405551373. The next prime is 5405551423. The reversal of 5405551401 is 1041555045.

It is not a de Polignac number, because 5405551401 - 2⁷ = 5405551273 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5405551201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118446 + ... + 157608.

It is an arithmetic number, because the mean of its divisors is an integer number (455085680).

Almost surely, 2^5405551401 is an apocalyptic number.

It is an amenable number.

5405551401 is a deficient number, since it is larger than the sum of its proper divisors (1875819479).

5405551401 is a wasteful number, since it uses less digits than its factorization.

5405551401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39636.

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 5405551401 is about 73522.4550800638. The cubic root of 5405551401 is about 1755.0116368414.

The spelling of 5405551401 in words is "five billion, four hundred five million, five hundred fifty-one thousand, four hundred one".