75146561673 has 8 divisors (see below), whose sum is σ = 101114640000. Its totient is φ = 49638095568.

The previous prime is 75146561671. The next prime is 75146561701. The reversal of 75146561673 is 37616564157.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 75146561673 - 2¹ = 75146561671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75146561671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114902673 + ... + 114903326.

It is an arithmetic number, because the mean of its divisors is an integer number (12639330000).

Almost surely, 2^75146561673 is an apocalyptic number.

It is an amenable number.

75146561673 is a deficient number, since it is larger than the sum of its proper divisors (25968078327).

75146561673 is a wasteful number, since it uses less digits than its factorization.

75146561673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229806111.

The product of its digits is 3175200, while the sum is 51.

The spelling of 75146561673 in words is "seventy-five billion, one hundred forty-six million, five hundred sixty-one thousand, six hundred seventy-three".