53773075361237 has 4 divisors (see below), whose sum is σ = 53788942309260. Its totient is φ = 53757208413216.

The previous prime is 53773075361113. The next prime is 53773075361251. The reversal of 53773075361237 is 73216357037735.

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 26910426000676 + 26862649360561 = 5187526^2 + 5182919^2 .

It is a cyclic number.

It is not a de Polignac number, because 53773075361237 - 2³² = 53768780393941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53773075301237) 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, 7933468928 + ... + 7933475705.

It is an arithmetic number, because the mean of its divisors is an integer number (13447235577315).

Almost surely, 2^{53773075361237} is an apocalyptic number.

It is an amenable number.

53773075361237 is a deficient number, since it is larger than the sum of its proper divisors (15866948023).

53773075361237 is a wasteful number, since it uses less digits than its factorization.

53773075361237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15866948022.

The product of its (nonzero) digits is 58344300, while the sum is 59.

The spelling of 53773075361237 in words is "fifty-three trillion, seven hundred seventy-three billion, seventy-five million, three hundred sixty-one thousand, two hundred thirty-seven".