13726611161901 has 24 divisors (see below), whose sum is σ = 21629990940480. Its totient is φ = 8319089275200.

The previous prime is 13726611161897. The next prime is 13726611161903. The reversal of 13726611161901 is 10916111662731.

13726611161901 is a `hidden beast` number, since 1 + 3 + 7 + 2 + 6 + 611 + 16 + 19 + 0 + 1 = 666.

It is not a de Polignac number, because 13726611161901 - 2² = 13726611161897 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13726611161903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13040640 + ... + 14053878.

It is an arithmetic number, because the mean of its divisors is an integer number (901249622520).

Almost surely, 2^{13726611161901} is an apocalyptic number.

13726611161901 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13726611161901 is a deficient number, since it is larger than the sum of its proper divisors (7903379778579).

13726611161901 is a wasteful number, since it uses less digits than its factorization.

13726611161901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150097 (or 1150094 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The spelling of 13726611161901 in words is "thirteen trillion, seven hundred twenty-six billion, six hundred eleven million, one hundred sixty-one thousand, nine hundred one".