475019122693 has 4 divisors (see below), whose sum is σ = 477270398368. Its totient is φ = 472767847020.

The previous prime is 475019122691. The next prime is 475019122703. The reversal of 475019122693 is 396221910574.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 475019122693 - 2¹ = 475019122691 is a prime.

It is a super-3 number, since 3×475019122693³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475019122691) 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 3 ways as a sum of consecutive naturals, for example, 1125637521 + ... + 1125637942.

It is an arithmetic number, because the mean of its divisors is an integer number (119317599592).

Almost surely, 2^475019122693 is an apocalyptic number.

It is an amenable number.

475019122693 is a deficient number, since it is larger than the sum of its proper divisors (2251275675).

475019122693 is a wasteful number, since it uses less digits than its factorization.

475019122693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251275674.

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 475019122693 in words is "four hundred seventy-five billion, nineteen million, one hundred twenty-two thousand, six hundred ninety-three".