13620502156204 has 6 divisors (see below), whose sum is σ = 23835878773364. Its totient is φ = 6810251078100.

The previous prime is 13620502156181. The next prime is 13620502156223. The reversal of 13620502156204 is 40265120502631.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702562769522 + ... + 1702562769529.

Almost surely, 2^{13620502156204} is an apocalyptic number.

It is an amenable number.

13620502156204 is a deficient number, since it is larger than the sum of its proper divisors (10215376617160).

13620502156204 is a wasteful number, since it uses less digits than its factorization.

13620502156204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3405125539055 (or 3405125539053 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 13620502156204 its reverse (40265120502631), we get a palindrome (53885622658835).

The spelling of 13620502156204 in words is "thirteen trillion, six hundred twenty billion, five hundred two million, one hundred fifty-six thousand, two hundred four".