51871303084 has 6 divisors (see below), whose sum is σ = 90774780404. Its totient is φ = 25935651540.

The previous prime is 51871302991. The next prime is 51871303103. The reversal of 51871303084 is 48030317815.

It is a super-2 number, since 2×51871303084² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6483912882 + ... + 6483912889.

Almost surely, 2^51871303084 is an apocalyptic number.

It is an amenable number.

51871303084 is a deficient number, since it is larger than the sum of its proper divisors (38903477320).

51871303084 is a wasteful number, since it uses less digits than its factorization.

51871303084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12967825775 (or 12967825773 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 51871303084 in words is "fifty-one billion, eight hundred seventy-one million, three hundred three thousand, eighty-four".