538263357754 has 8 divisors (see below), whose sum is σ = 807399306900. Its totient is φ = 269130255456.

The previous prime is 538263357743. The next prime is 538263357761. The reversal of 538263357754 is 457753362835.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 538061859729 + 201498025 = 733527^2 + 14195^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×538263357754² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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, 150529 + ... + 1048420.

Almost surely, 2^538263357754 is an apocalyptic number.

538263357754 is a deficient number, since it is larger than the sum of its proper divisors (269135949146).

538263357754 is a wasteful number, since it uses less digits than its factorization.

538263357754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423424.

The product of its digits is 63504000, while the sum is 58.

The spelling of 538263357754 in words is "five hundred thirty-eight billion, two hundred sixty-three million, three hundred fifty-seven thousand, seven hundred fifty-four".