53631515453 has 4 divisors (see below), whose sum is σ = 54106130748. Its totient is φ = 53156900160.

The previous prime is 53631515417. The next prime is 53631515489. The reversal of 53631515453 is 35451513635.

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

It is an interprime number because it is at equal distance from previous prime (53631515417) and next prime (53631515489).

It can be written as a sum of positive squares in 2 ways, for example, as 21356315044 + 32275200409 = 146138^2 + 179653^2 .

It is a cyclic number.

It is not a de Polignac number, because 53631515453 - 2¹⁰ = 53631514429 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53631515453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53631515953) 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, 237307478 + ... + 237307703.

It is an arithmetic number, because the mean of its divisors is an integer number (13526532687).

Almost surely, 2^53631515453 is an apocalyptic number.

It is an amenable number.

53631515453 is a deficient number, since it is larger than the sum of its proper divisors (474615295).

53631515453 is a wasteful number, since it uses less digits than its factorization.

53631515453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474615294.

The product of its digits is 405000, while the sum is 41.

The spelling of 53631515453 in words is "fifty-three billion, six hundred thirty-one million, five hundred fifteen thousand, four hundred fifty-three".