51254082835 has 4 divisors (see below), whose sum is σ = 61504899408. Its totient is φ = 41003266264.

The previous prime is 51254082827. The next prime is 51254082839. The reversal of 51254082835 is 53828045215.

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 51254082835 - 2³ = 51254082827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51254082791 and 51254082800.

It is not an unprimeable number, because it can be changed into a prime (51254082839) 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, 5125408279 + ... + 5125408288.

It is an arithmetic number, because the mean of its divisors is an integer number (15376224852).

Almost surely, 2^51254082835 is an apocalyptic number.

51254082835 is a deficient number, since it is larger than the sum of its proper divisors (10250816573).

51254082835 is a wasteful number, since it uses less digits than its factorization.

51254082835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10250816572.

The product of its (nonzero) digits is 384000, while the sum is 43.

The spelling of 51254082835 in words is "fifty-one billion, two hundred fifty-four million, eighty-two thousand, eight hundred thirty-five".