13506426146 has 16 divisors (see below), whose sum is σ = 22013871360. Its totient is φ = 6191400240.

The previous prime is 13506426139. The next prime is 13506426149. The reversal of 13506426146 is 64162460531.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (13506426149) 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, 5731601 + ... + 5733956.

It is an arithmetic number, because the mean of its divisors is an integer number (1375866960).

Almost surely, 2^13506426146 is an apocalyptic number.

13506426146 is a deficient number, since it is larger than the sum of its proper divisors (8507445214).

13506426146 is a wasteful number, since it uses less digits than its factorization.

13506426146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11465609.

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 13506426146 its reverse (64162460531), we get a palindrome (77668886677).

The spelling of 13506426146 in words is "thirteen billion, five hundred six million, four hundred twenty-six thousand, one hundred forty-six".