51888538367 has 4 divisors (see below), whose sum is σ = 51951130920. Its totient is φ = 51825945816.

The previous prime is 51888538349. The next prime is 51888538369. The reversal of 51888538367 is 76383588815.

51888538367 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 51888538367 - 2²⁶ = 51821429503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51888538369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31295033 + ... + 31296690.

It is an arithmetic number, because the mean of its divisors is an integer number (12987782730).

Almost surely, 2^51888538367 is an apocalyptic number.

51888538367 is a deficient number, since it is larger than the sum of its proper divisors (62592553).

51888538367 is an equidigital number, since it uses as much as digits as its factorization.

51888538367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62592552.

The product of its digits is 38707200, while the sum is 62.

The spelling of 51888538367 in words is "fifty-one billion, eight hundred eighty-eight million, five hundred thirty-eight thousand, three hundred sixty-seven".