51442423530045 has 16 divisors (see below), whose sum is σ = 82443475484160. Its totient is φ = 27390759937344.

The previous prime is 51442423530037. The next prime is 51442423530083. The reversal of 51442423530045 is 54003532424415.

It is not a de Polignac number, because 51442423530045 - 2³ = 51442423530037 is a prime.

It is a super-3 number, since 3×51442423530045³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51442423529979 and 51442423530006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2824945510 + ... + 2824963719.

It is an arithmetic number, because the mean of its divisors is an integer number (5152717217760).

Almost surely, 2^{51442423530045} is an apocalyptic number.

It is an amenable number.

51442423530045 is a deficient number, since it is larger than the sum of its proper divisors (31001051954115).

51442423530045 is a wasteful number, since it uses less digits than its factorization.

51442423530045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5649909844.

The product of its (nonzero) digits is 1152000, while the sum is 42.

The spelling of 51442423530045 in words is "fifty-one trillion, four hundred forty-two billion, four hundred twenty-three million, five hundred thirty thousand, forty-five".