13406405476 has 24 divisors (see below), whose sum is σ = 24275039040. Its totient is φ = 6470772000.

The previous prime is 13406405473. The next prime is 13406405521. The reversal of 13406405476 is 67450460431.

It is not an unprimeable number, because it can be changed into a prime (13406405473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 856561 + ... + 872071.

It is an arithmetic number, because the mean of its divisors is an integer number (1011459960).

Almost surely, 2^13406405476 is an apocalyptic number.

It is an amenable number.

13406405476 is a deficient number, since it is larger than the sum of its proper divisors (10868633564).

13406405476 is a wasteful number, since it uses less digits than its factorization.

13406405476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22995 (or 22993 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 13406405476 in words is "thirteen billion, four hundred six million, four hundred five thousand, four hundred seventy-six".