5405517771545 has 16 divisors (see below), whose sum is σ = 6526599872832. Its totient is φ = 4297763344320.

The previous prime is 5405517771529. The next prime is 5405517771701. The reversal of 5405517771545 is 5451777155045.

It is not a de Polignac number, because 5405517771545 - 2⁴ = 5405517771529 is a prime.

It is a Duffinian 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, 38996210 + ... + 39134580.

It is an arithmetic number, because the mean of its divisors is an integer number (407912492052).

Almost surely, 2^{5405517771545} is an apocalyptic number.

It is an amenable number.

5405517771545 is a deficient number, since it is larger than the sum of its proper divisors (1121082101287).

5405517771545 is a wasteful number, since it uses less digits than its factorization.

5405517771545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186472.

The product of its (nonzero) digits is 17150000, while the sum is 56.

The spelling of 5405517771545 in words is "five trillion, four hundred five billion, five hundred seventeen million, seven hundred seventy-one thousand, five hundred forty-five".