472623561765 has 12 divisors (see below), whose sum is σ = 819214173804. Its totient is φ = 252065899584.

The previous prime is 472623561743. The next prime is 472623561797. The reversal of 472623561765 is 567165326274.

472623561765 is a `hidden beast` number, since 4 + 7 + 2 + 6 + 2 + 3 + 561 + 76 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 109238843169 + 363384718596 = 330513^2 + 602814^2 .

It is not a de Polignac number, because 472623561765 - 2⁵ = 472623561733 is a prime.

It is a super-2 number, since 2×472623561765² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5251372864 + ... + 5251372953.

It is an arithmetic number, because the mean of its divisors is an integer number (68267847817).

Almost surely, 2^472623561765 is an apocalyptic number.

472623561765 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

472623561765 is a deficient number, since it is larger than the sum of its proper divisors (346590612039).

472623561765 is a wasteful number, since it uses less digits than its factorization.

472623561765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10502745828 (or 10502745825 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 54.

The spelling of 472623561765 in words is "four hundred seventy-two billion, six hundred twenty-three million, five hundred sixty-one thousand, seven hundred sixty-five".