472775016723131 has 4 divisors (see below), whose sum is σ = 472794415829064. Its totient is φ = 472755617617200.

The previous prime is 472775016723101. The next prime is 472775016723143. The reversal of 472775016723131 is 131327610577274.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472775016723131 is a prime.

It is a super-2 number, since 2×472775016723131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (472775016723101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9699516410 + ... + 9699565151.

It is an arithmetic number, because the mean of its divisors is an integer number (118198603957266).

Almost surely, 2^{472775016723131} is an apocalyptic number.

472775016723131 is a deficient number, since it is larger than the sum of its proper divisors (19399105933).

472775016723131 is a wasteful number, since it uses less digits than its factorization.

472775016723131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19399105932.

The product of its (nonzero) digits is 10372320, while the sum is 56.

The spelling of 472775016723131 in words is "four hundred seventy-two trillion, seven hundred seventy-five billion, sixteen million, seven hundred twenty-three thousand, one hundred thirty-one".