13825134480 has 80 divisors (see below), whose sum is σ = 44240454144. Its totient is φ = 3567774720.

The previous prime is 13825134457. The next prime is 13825134481. The reversal of 13825134480 is 8443152831.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×13825134480² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13825134481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 921669 + ... + 936548.

Almost surely, 2^13825134480 is an apocalyptic number.

13825134480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13825134480 is an abundant number, since it is smaller than the sum of its proper divisors (30415319664).

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

13825134480 is a wasteful number, since it uses less digits than its factorization.

13825134480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1858264 (or 1858258 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 13825134480 in words is "thirteen billion, eight hundred twenty-five million, one hundred thirty-four thousand, four hundred eighty".