51910925114 has 4 divisors (see below), whose sum is σ = 77866387674. Its totient is φ = 25955462556.

The previous prime is 51910925081. The next prime is 51910925137. The reversal of 51910925114 is 41152901915.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51345294025 + 565631089 = 226595^2 + 23783^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12977731277 + ... + 12977731280.

Almost surely, 2^51910925114 is an apocalyptic number.

51910925114 is a deficient number, since it is larger than the sum of its proper divisors (25955462560).

51910925114 is a wasteful number, since it uses less digits than its factorization.

51910925114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25955462559.

The product of its (nonzero) digits is 16200, while the sum is 38.

The spelling of 51910925114 in words is "fifty-one billion, nine hundred ten million, nine hundred twenty-five thousand, one hundred fourteen".