73698120667 has 2 divisors, whose sum is σ = 73698120668. Its totient is φ = 73698120666.

The previous prime is 73698120659. The next prime is 73698120677. The reversal of 73698120667 is 76602189637.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73698120667 - 2³ = 73698120659 is a prime.

It is not a weakly prime, because it can be changed into another prime (73698120677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36849060333 + 36849060334.

It is an arithmetic number, because the mean of its divisors is an integer number (36849060334).

Almost surely, 2^73698120667 is an apocalyptic number.

73698120667 is a deficient number, since it is larger than the sum of its proper divisors (1).

73698120667 is an equidigital number, since it uses as much as digits as its factorization.

73698120667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 55.

The spelling of 73698120667 in words is "seventy-three billion, six hundred ninety-eight million, one hundred twenty thousand, six hundred sixty-seven".