73667367073357 has 2 divisors, whose sum is σ = 73667367073358. Its totient is φ = 73667367073356.

The previous prime is 73667367073303. The next prime is 73667367073379. The reversal of 73667367073357 is 75337076376637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56692752832681 + 16974614240676 = 7529459^2 + 4120026^2 .

It is an emirp because it is prime and its reverse (75337076376637) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73667367073357 - 2²³ = 73667358684749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73667367073057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36833683536678 + 36833683536679.

It is an arithmetic number, because the mean of its divisors is an integer number (36833683536679).

Almost surely, 2^{73667367073357} is an apocalyptic number.

It is an amenable number.

73667367073357 is a deficient number, since it is larger than the sum of its proper divisors (1).

73667367073357 is an equidigital number, since it uses as much as digits as its factorization.

73667367073357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1470276360, while the sum is 70.

The spelling of 73667367073357 in words is "seventy-three trillion, six hundred sixty-seven billion, three hundred sixty-seven million, seventy-three thousand, three hundred fifty-seven".