73666813342 has 16 divisors (see below), whose sum is σ = 111512758032. Its totient is φ = 36496889280.

The previous prime is 73666813331. The next prime is 73666813343. The reversal of 73666813342 is 24331866637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73666813343) 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 in 7 ways as a sum of consecutive naturals, for example, 100248 + ... + 396715.

It is an arithmetic number, because the mean of its divisors is an integer number (6969547377).

Almost surely, 2^73666813342 is an apocalyptic number.

73666813342 is a deficient number, since it is larger than the sum of its proper divisors (37845944690).

73666813342 is a wasteful number, since it uses less digits than its factorization.

73666813342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497643.

The product of its digits is 2612736, while the sum is 49.

The spelling of 73666813342 in words is "seventy-three billion, six hundred sixty-six million, eight hundred thirteen thousand, three hundred forty-two".