13655211401 has 4 divisors (see below), whose sum is σ = 14705612292. Its totient is φ = 12604810512.

The previous prime is 13655211373. The next prime is 13655211419. The reversal of 13655211401 is 10411255631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8041605625 + 5613605776 = 89675^2 + 74924^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13655211401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13655211901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525200426 + ... + 525200451.

It is an arithmetic number, because the mean of its divisors is an integer number (3676403073).

Almost surely, 2^13655211401 is an apocalyptic number.

It is an amenable number.

13655211401 is a deficient number, since it is larger than the sum of its proper divisors (1050400891).

13655211401 is a wasteful number, since it uses less digits than its factorization.

13655211401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050400890.

The product of its (nonzero) digits is 3600, while the sum is 29.

The spelling of 13655211401 in words is "thirteen billion, six hundred fifty-five million, two hundred eleven thousand, four hundred one".