73666375551754 has 16 divisors (see below), whose sum is σ = 110632003245792. Its totient is φ = 36789043400208.

The previous prime is 73666375551751. The next prime is 73666375551763. The reversal of 73666375551754 is 45715557366637.

It is not an unprimeable number, because it can be changed into a prime (73666375551751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66948757 + ... + 68040199.

It is an arithmetic number, because the mean of its divisors is an integer number (6914500202862).

Almost surely, 2^{73666375551754} is an apocalyptic number.

73666375551754 is a deficient number, since it is larger than the sum of its proper divisors (36965627694038).

73666375551754 is a wasteful number, since it uses less digits than its factorization.

73666375551754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131861.

The product of its digits is 1666980000, while the sum is 70.

The spelling of 73666375551754 in words is "seventy-three trillion, six hundred sixty-six billion, three hundred seventy-five million, five hundred fifty-one thousand, seven hundred fifty-four".