5405951946546 has 24 divisors (see below), whose sum is σ = 11712944000784. Its totient is φ = 1801976579640.

The previous prime is 5405951946539. The next prime is 5405951946547. The reversal of 5405951946546 is 6456491595045.

It is a happy number.

5405951946546 is a `hidden beast` number, since 5 + 4 + 0 + 59 + 519 + 4 + 65 + 4 + 6 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5405951946547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5555961 + ... + 6456051.

It is an arithmetic number, because the mean of its divisors is an integer number (488039333366).

Almost surely, 2^{5405951946546} is an apocalyptic number.

5405951946546 is an abundant number, since it is smaller than the sum of its proper divisors (6306992054238).

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

5405951946546 is a wasteful number, since it uses less digits than its factorization.

5405951946546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233766 (or 1233763 counting only the distinct ones).

The product of its (nonzero) digits is 116640000, while the sum is 63.

The spelling of 5405951946546 in words is "five trillion, four hundred five billion, nine hundred fifty-one million, nine hundred forty-six thousand, five hundred forty-six".