13404422512 has 20 divisors (see below), whose sum is σ = 27968843560. Its totient is φ = 6186656448.

The previous prime is 13404422489. The next prime is 13404422527. The reversal of 13404422512 is 21522440431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32221962 + ... + 32222377.

It is an arithmetic number, because the mean of its divisors is an integer number (1398442178).

Almost surely, 2^13404422512 is an apocalyptic number.

It is an amenable number.

13404422512 is an abundant number, since it is smaller than the sum of its proper divisors (14564421048).

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

13404422512 is a wasteful number, since it uses less digits than its factorization.

13404422512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64444360 (or 64444354 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 13404422512 its reverse (21522440431), we get a palindrome (34926862943).

The spelling of 13404422512 in words is "thirteen billion, four hundred four million, four hundred twenty-two thousand, five hundred twelve".