53354616445 has 8 divisors (see below), whose sum is σ = 68950581336. Its totient is φ = 39400332096.

The previous prime is 53354616439. The next prime is 53354616499. The reversal of 53354616445 is 54461645335.

It can be written as a sum of positive squares in 4 ways, for example, as 2160576324 + 51194040121 = 46482^2 + 226261^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53354616445 - 2³ = 53354616437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53354616395 and 53354616404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410420062 + ... + 410420191.

It is an arithmetic number, because the mean of its divisors is an integer number (8618822667).

Almost surely, 2^53354616445 is an apocalyptic number.

It is an amenable number.

53354616445 is a deficient number, since it is larger than the sum of its proper divisors (15595964891).

53354616445 is a wasteful number, since it uses less digits than its factorization.

53354616445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820840271.

The product of its digits is 2592000, while the sum is 46.

The spelling of 53354616445 in words is "fifty-three billion, three hundred fifty-four million, six hundred sixteen thousand, four hundred forty-five".