13475531657146 has 16 divisors (see below), whose sum is σ = 21769169975784. Its totient is φ = 6219189448704.

The previous prime is 13475531657131. The next prime is 13475531657167. The reversal of 13475531657146 is 64175613557431.

It can be written as a sum of positive squares in 4 ways, for example, as 3100117311225 + 10375414345921 = 1760715^2 + 3221089^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11370471 + ... + 12499546.

Almost surely, 2^{13475531657146} is an apocalyptic number.

13475531657146 is a deficient number, since it is larger than the sum of its proper divisors (8293638318638).

13475531657146 is a wasteful number, since it uses less digits than its factorization.

13475531657146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23891745.

The product of its digits is 31752000, while the sum is 58.

The spelling of 13475531657146 in words is "thirteen trillion, four hundred seventy-five billion, five hundred thirty-one million, six hundred fifty-seven thousand, one hundred forty-six".