5242501386923 has 4 divisors (see below), whose sum is σ = 5243122030080. Its totient is φ = 5241880743768.

The previous prime is 5242501386887. The next prime is 5242501386937. The reversal of 5242501386923 is 3296831052425.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5242501386923 - 2¹² = 5242501382827 is a prime.

It is a super-3 number, since 3×5242501386923³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5242501346923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310308908 + ... + 310325801.

It is an arithmetic number, because the mean of its divisors is an integer number (1310780507520).

Almost surely, 2^{5242501386923} is an apocalyptic number.

5242501386923 is a deficient number, since it is larger than the sum of its proper divisors (620643157).

5242501386923 is an equidigital number, since it uses as much as digits as its factorization.

5242501386923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620643156.

The product of its (nonzero) digits is 3110400, while the sum is 50.

The spelling of 5242501386923 in words is "five trillion, two hundred forty-two billion, five hundred one million, three hundred eighty-six thousand, nine hundred twenty-three".