504362749428 has 18 divisors (see below), whose sum is σ = 1274916950034. Its totient is φ = 168120916464.

The previous prime is 504362749427. The next prime is 504362749447. The reversal of 504362749428 is 824947263405.

It is a happy number.

504362749428 is a `hidden beast` number, since 5 + 0 + 4 + 3 + 627 + 4 + 9 + 4 + 2 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 483940052964 + 20422696464 = 695658^2 + 142908^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504362749427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7005038151 + ... + 7005038222.

Almost surely, 2^504362749428 is an apocalyptic number.

It is an amenable number.

504362749428 is an abundant number, since it is smaller than the sum of its proper divisors (770554200606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

504362749428 is a wasteful number, since it uses less digits than its factorization.

504362749428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14010076383 (or 14010076378 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 504362749428 in words is "five hundred four billion, three hundred sixty-two million, seven hundred forty-nine thousand, four hundred twenty-eight".