13497498223638 has 64 divisors (see below), whose sum is σ = 31718051414784. Its totient is φ = 3775089456000.

The previous prime is 13497498223621. The next prime is 13497498223639. The reversal of 13497498223638 is 83632289479431.

It is a super-2 number, since 2×13497498223638² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13497498223639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6590308 + ... + 8392088.

It is an arithmetic number, because the mean of its divisors is an integer number (495594553356).

Almost surely, 2^{13497498223638} is an apocalyptic number.

13497498223638 is an abundant number, since it is smaller than the sum of its proper divisors (18220553191146).

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

13497498223638 is a wasteful number, since it uses less digits than its factorization.

13497498223638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810541.

The product of its digits is 376233984, while the sum is 69.

The spelling of 13497498223638 in words is "thirteen trillion, four hundred ninety-seven billion, four hundred ninety-eight million, two hundred twenty-three thousand, six hundred thirty-eight".