51877742853 has 8 divisors (see below), whose sum is σ = 69174781600. Its totient is φ = 34582933008.

The previous prime is 51877742837. The next prime is 51877742863. The reversal of 51877742853 is 35824777815.

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

It is not a de Polignac number, because 51877742853 - 2⁴ = 51877742837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51877742793 and 51877742802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51877742863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502138 + ... + 596571.

It is an arithmetic number, because the mean of its divisors is an integer number (8646847700).

Almost surely, 2^51877742853 is an apocalyptic number.

It is an amenable number.

51877742853 is a deficient number, since it is larger than the sum of its proper divisors (17297038747).

51877742853 is a wasteful number, since it uses less digits than its factorization.

51877742853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114451.

The product of its digits is 13171200, while the sum is 57.

The spelling of 51877742853 in words is "fifty-one billion, eight hundred seventy-seven million, seven hundred forty-two thousand, eight hundred fifty-three".