13420225320524 has 96 divisors (see below), whose sum is σ = 26330488504320. Its totient is φ = 5932306900800.

The previous prime is 13420225320517. The next prime is 13420225320547. The reversal of 13420225320524 is 42502352202431.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 852665447 + ... + 852681185.

It is an arithmetic number, because the mean of its divisors is an integer number (274275921920).

Almost surely, 2^{13420225320524} is an apocalyptic number.

It is an amenable number.

13420225320524 is a deficient number, since it is larger than the sum of its proper divisors (12910263183796).

13420225320524 is a wasteful number, since it uses less digits than its factorization.

13420225320524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17731 (or 17729 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 13420225320524 its reverse (42502352202431), we get a palindrome (55922577522955).

The spelling of 13420225320524 in words is "thirteen trillion, four hundred twenty billion, two hundred twenty-five million, three hundred twenty thousand, five hundred twenty-four".