53870367205537 has 4 divisors (see below), whose sum is σ = 55184278600836. Its totient is φ = 52556455810240.

The previous prime is 53870367205507. The next prime is 53870367205547. The reversal of 53870367205537 is 73550276307835.

53870367205537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2975897556241 + 50894469649296 = 1725079^2 + 7134036^2 .

It is a cyclic number.

It is not a de Polignac number, because 53870367205537 - 2²³ = 53870358816929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53870367205507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656955697588 + ... + 656955697669.

It is an arithmetic number, because the mean of its divisors is an integer number (13796069650209).

Almost surely, 2^{53870367205537} is an apocalyptic number.

It is an amenable number.

53870367205537 is a deficient number, since it is larger than the sum of its proper divisors (1313911395299).

53870367205537 is a wasteful number, since it uses less digits than its factorization.

53870367205537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313911395298.

The product of its (nonzero) digits is 111132000, while the sum is 61.

The spelling of 53870367205537 in words is "fifty-three trillion, eight hundred seventy billion, three hundred sixty-seven million, two hundred five thousand, five hundred thirty-seven".