73667370061 has 2 divisors, whose sum is σ = 73667370062. Its totient is φ = 73667370060.

The previous prime is 73667369999. The next prime is 73667370097. The reversal of 73667370061 is 16007376637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50414169961 + 23253200100 = 224531^2 + 152490^2 .

It is a cyclic number.

It is not a de Polignac number, because 73667370061 - 2⁹ = 73667369549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73667369993 and 73667370020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73667310061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36833685030 + 36833685031.

It is an arithmetic number, because the mean of its divisors is an integer number (36833685031).

Almost surely, 2^73667370061 is an apocalyptic number.

It is an amenable number.

73667370061 is a deficient number, since it is larger than the sum of its proper divisors (1).

73667370061 is an equidigital number, since it uses as much as digits as its factorization.

73667370061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 666792, while the sum is 46.

The spelling of 73667370061 in words is "seventy-three billion, six hundred sixty-seven million, three hundred seventy thousand, sixty-one".