504053043651 has 12 divisors (see below), whose sum is σ = 729765897120. Its totient is φ = 335255695440.

The previous prime is 504053043649. The next prime is 504053043691. The reversal of 504053043651 is 156340350405.

504053043651 is a `hidden beast` number, since 5 + 0 + 40 + 530 + 4 + 36 + 51 = 666.

It is not a de Polignac number, because 504053043651 - 2¹ = 504053043649 is a prime.

It is a super-2 number, since 2×504053043651² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (504053043691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64968156 + ... + 64975913.

It is an arithmetic number, because the mean of its divisors is an integer number (60813824760).

Almost surely, 2^504053043651 is an apocalyptic number.

504053043651 is a deficient number, since it is larger than the sum of its proper divisors (225712853469).

504053043651 is a wasteful number, since it uses less digits than its factorization.

504053043651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129944506 (or 129944503 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 504053043651 in words is "five hundred four billion, fifty-three million, forty-three thousand, six hundred fifty-one".