4926752574921 has 24 divisors (see below), whose sum is σ = 7135081753800. Its totient is φ = 3275895225600.

The previous prime is 4926752574883. The next prime is 4926752574941. The reversal of 4926752574921 is 1294752576294.

It is a happy number.

4926752574921 is a `hidden beast` number, since 4 + 9 + 2 + 6 + 7 + 52 + 574 + 9 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 9867640896 + 4916884934025 = 99336^2 + 2217405^2 .

It is not a de Polignac number, because 4926752574921 - 2⁶ = 4926752574857 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4926752574941) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8947605 + ... + 9482253.

It is an arithmetic number, because the mean of its divisors is an integer number (297295073075).

Almost surely, 2^{4926752574921} is an apocalyptic number.

It is an amenable number.

4926752574921 is a deficient number, since it is larger than the sum of its proper divisors (2208329178879).

4926752574921 is a wasteful number, since it uses less digits than its factorization.

4926752574921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537337 (or 537334 counting only the distinct ones).

The product of its digits is 76204800, while the sum is 63.

The spelling of 4926752574921 in words is "four trillion, nine hundred twenty-six billion, seven hundred fifty-two million, five hundred seventy-four thousand, nine hundred twenty-one".