51353572445 has 16 divisors (see below), whose sum is σ = 70566145920. Its totient is φ = 35144683584.

The previous prime is 51353572433. The next prime is 51353572451. The reversal of 51353572445 is 54427535315.

It is a cyclic number.

It is not a de Polignac number, because 51353572445 - 2⁴ = 51353572429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51353572396 and 51353572405.

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, 1423487 + ... + 1459116.

It is an arithmetic number, because the mean of its divisors is an integer number (4410384120).

Almost surely, 2^51353572445 is an apocalyptic number.

It is an amenable number.

51353572445 is a deficient number, since it is larger than the sum of its proper divisors (19212573475).

51353572445 is a wasteful number, since it uses less digits than its factorization.

51353572445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883124.

The product of its digits is 1260000, while the sum is 44.

The spelling of 51353572445 in words is "fifty-one billion, three hundred fifty-three million, five hundred seventy-two thousand, four hundred forty-five".