7236685166413 has 2 divisors, whose sum is σ = 7236685166414. Its totient is φ = 7236685166412.

The previous prime is 7236685166353. The next prime is 7236685166479. The reversal of 7236685166413 is 3146615866327.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7194052001929 + 42633164484 = 2682173^2 + 206478^2 .

It is a cyclic number.

It is not a de Polignac number, because 7236685166413 - 2²⁹ = 7236148295501 is a prime.

It is a super-2 number, since 2×7236685166413² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7236685166813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3618342583206 + 3618342583207.

It is an arithmetic number, because the mean of its divisors is an integer number (3618342583207).

Almost surely, 2^{7236685166413} is an apocalyptic number.

It is an amenable number.

7236685166413 is a deficient number, since it is larger than the sum of its proper divisors (1).

7236685166413 is an equidigital number, since it uses as much as digits as its factorization.

7236685166413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26127360, while the sum is 58.

The spelling of 7236685166413 in words is "seven trillion, two hundred thirty-six billion, six hundred eighty-five million, one hundred sixty-six thousand, four hundred thirteen".