463403640052 has 36 divisors (see below), whose sum is σ = 836783228484. Its totient is φ = 224526294400.

The previous prime is 463403640047. The next prime is 463403640059. The reversal of 463403640052 is 250046304364.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 215106729616 + 248296910436 = 463796^2 + 498294^2 .

It is a super-2 number, since 2×463403640052² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 463403639993 and 463403640020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463403640059) by changing a digit.

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, 632808 + ... + 1152064.

It is an arithmetic number, because the mean of its divisors is an integer number (23243978569).

Almost surely, 2^463403640052 is an apocalyptic number.

It is an amenable number.

463403640052 is a deficient number, since it is larger than the sum of its proper divisors (373379588432).

463403640052 is a wasteful number, since it uses less digits than its factorization.

463403640052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519456 (or 519407 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 463403640052 in words is "four hundred sixty-three billion, four hundred three million, six hundred forty thousand, fifty-two".