53460673457 has 4 divisors (see below), whose sum is σ = 53465207796. Its totient is φ = 53456139120.

The previous prime is 53460673423. The next prime is 53460673477. The reversal of 53460673457 is 75437606435.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22876260001 + 30584413456 = 151249^2 + 174884^2 .

It is a cyclic number.

It is not a de Polignac number, because 53460673457 - 2¹⁸ = 53460411313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53460673477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2249438 + ... + 2273079.

It is an arithmetic number, because the mean of its divisors is an integer number (13366301949).

Almost surely, 2^53460673457 is an apocalyptic number.

It is an amenable number.

53460673457 is a deficient number, since it is larger than the sum of its proper divisors (4534339).

53460673457 is a wasteful number, since it uses less digits than its factorization.

53460673457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4534338.

The product of its (nonzero) digits is 6350400, while the sum is 50.

The spelling of 53460673457 in words is "fifty-three billion, four hundred sixty million, six hundred seventy-three thousand, four hundred fifty-seven".