13520202054 has 16 divisors (see below), whose sum is σ = 27041727792. Its totient is φ = 4506513408.

The previous prime is 13520201939. The next prime is 13520202127. The reversal of 13520202054 is 45020202531.

It is a congruent number.

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, 120822 + ... + 204054.

It is an arithmetic number, because the mean of its divisors is an integer number (1690107987).

Almost surely, 2^13520202054 is an apocalyptic number.

13520202054 is an abundant number, since it is smaller than the sum of its proper divisors (13521525738).

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

13520202054 is a wasteful number, since it uses less digits than its factorization.

13520202054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110311.

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 13520202054 its reverse (45020202531), we get a palindrome (58540404585).

The spelling of 13520202054 in words is "thirteen billion, five hundred twenty million, two hundred two thousand, fifty-four".