53494015445 has 8 divisors (see below), whose sum is σ = 69130727736. Its totient is φ = 39503272896.

The previous prime is 53494015439. The next prime is 53494015451. The reversal of 53494015445 is 54451049435.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53494015439) and next prime (53494015451).

It can be written as a sum of positive squares in 4 ways, for example, as 539261284 + 52954754161 = 23222^2 + 230119^2 .

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 53494015445 - 2⁸ = 53494015189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53494015396 and 53494015405.

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, 411492362 + ... + 411492491.

It is an arithmetic number, because the mean of its divisors is an integer number (8641340967).

Almost surely, 2^53494015445 is an apocalyptic number.

It is an amenable number.

53494015445 is a deficient number, since it is larger than the sum of its proper divisors (15636712291).

53494015445 is a wasteful number, since it uses less digits than its factorization.

53494015445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822984871.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 53494015445 in words is "fifty-three billion, four hundred ninety-four million, fifteen thousand, four hundred forty-five".