75166451423 has 4 divisors (see below), whose sum is σ = 85904515920. Its totient is φ = 64428386928.

The previous prime is 75166451411. The next prime is 75166451431. The reversal of 75166451423 is 32415466157.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 75166451423 - 2⁶ = 75166451359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75166451623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5369032238 + ... + 5369032251.

It is an arithmetic number, because the mean of its divisors is an integer number (21476128980).

Almost surely, 2^75166451423 is an apocalyptic number.

75166451423 is a deficient number, since it is larger than the sum of its proper divisors (10738064497).

75166451423 is a wasteful number, since it uses less digits than its factorization.

75166451423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10738064496.

The product of its digits is 604800, while the sum is 44.

The spelling of 75166451423 in words is "seventy-five billion, one hundred sixty-six million, four hundred fifty-one thousand, four hundred twenty-three".