472746181652878 has 24 divisors (see below), whose sum is σ = 835335541864800. Its totient is φ = 200040879755808.

The previous prime is 472746181652821. The next prime is 472746181652897. The reversal of 472746181652878 is 878256181647274.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 30531262063 + ... + 30531277546.

It is an arithmetic number, because the mean of its divisors is an integer number (34805647577700).

Almost surely, 2^{472746181652878} is an apocalyptic number.

472746181652878 is a deficient number, since it is larger than the sum of its proper divisors (362589360211922).

472746181652878 is a wasteful number, since it uses less digits than its factorization.

472746181652878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61062539704 (or 61062539697 counting only the distinct ones).

The product of its digits is 2023096320, while the sum is 76.

The spelling of 472746181652878 in words is "four hundred seventy-two trillion, seven hundred forty-six billion, one hundred eighty-one million, six hundred fifty-two thousand, eight hundred seventy-eight".