13424345772 has 48 divisors (see below), whose sum is σ = 33207831552. Its totient is φ = 4213391040.

The previous prime is 13424345743. The next prime is 13424345773. The reversal of 13424345772 is 27754342431.

It is not an unprimeable number, because it can be changed into a prime (13424345773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473898 + ... + 501425.

It is an arithmetic number, because the mean of its divisors is an integer number (691829824).

Almost surely, 2^13424345772 is an apocalyptic number.

13424345772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13424345772 is an abundant number, since it is smaller than the sum of its proper divisors (19783485780).

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

13424345772 is a wasteful number, since it uses less digits than its factorization.

13424345772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975398 (or 975396 counting only the distinct ones).

The product of its digits is 564480, while the sum is 42.

The spelling of 13424345772 in words is "thirteen billion, four hundred twenty-four million, three hundred forty-five thousand, seven hundred seventy-two".