51035420035 has 4 divisors (see below), whose sum is σ = 61242504048. Its totient is φ = 40828336024.

The previous prime is 51035420017. The next prime is 51035420069. The reversal of 51035420035 is 53002453015.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51035420035 is a prime.

It is a super-2 number, since 2×51035420035² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51035419985 and 51035420012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5103541999 + ... + 5103542008.

It is an arithmetic number, because the mean of its divisors is an integer number (15310626012).

Almost surely, 2^51035420035 is an apocalyptic number.

51035420035 is a deficient number, since it is larger than the sum of its proper divisors (10207084013).

51035420035 is a wasteful number, since it uses less digits than its factorization.

51035420035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10207084012.

The product of its (nonzero) digits is 9000, while the sum is 28.

The spelling of 51035420035 in words is "fifty-one billion, thirty-five million, four hundred twenty thousand, thirty-five".