538736752791 has 24 divisors (see below), whose sum is σ = 824909726160. Its totient is φ = 337637304576.

The previous prime is 538736752751. The next prime is 538736752831. The reversal of 538736752791 is 197257637835.

538736752791 is a `hidden beast` number, since 5 + 38 + 73 + 6 + 7 + 527 + 9 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (538736752751) and next prime (538736752831).

It is not a de Polignac number, because 538736752791 - 2⁷ = 538736752663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538736752751) 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, 1918140 + ... + 2180993.

It is an arithmetic number, because the mean of its divisors is an integer number (34371238590).

Almost surely, 2^538736752791 is an apocalyptic number.

538736752791 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

538736752791 is a deficient number, since it is larger than the sum of its proper divisors (286172973369).

538736752791 is a wasteful number, since it uses less digits than its factorization.

538736752791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4100015 (or 4100012 counting only the distinct ones).

The product of its digits is 66679200, while the sum is 63.

The spelling of 538736752791 in words is "five hundred thirty-eight billion, seven hundred thirty-six million, seven hundred fifty-two thousand, seven hundred ninety-one".