5405405406 has 16 divisors (see below), whose sum is σ = 11102995344. Its totient is φ = 1753104384.

The previous prime is 5405405353. The next prime is 5405405449. The reversal of 5405405406 is 6045045045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12174115 + ... + 12174558.

It is an arithmetic number, because the mean of its divisors is an integer number (693937209).

Almost surely, 2^5405405406 is an apocalyptic number.

5405405406 is an abundant number, since it is smaller than the sum of its proper divisors (5697589938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5405405406 is a wasteful number, since it uses less digits than its factorization.

5405405406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24348715.

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 5405405406 is about 73521.4622134245. The cubic root of 5405405406 is about 1754.9958367122.

The spelling of 5405405406 in words is "five billion, four hundred five million, four hundred five thousand, four hundred six".