53546633426261 has 8 divisors (see below), whose sum is σ = 54852782607000. Its totient is φ = 52240490613760.

The previous prime is 53546633426201. The next prime is 53546633426287. The reversal of 53546633426261 is 16262433664535.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 773397124900 + 52773236301361 = 879430^2 + 7264519^2 .

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 53546633426261 - 2⁴² = 49148586915157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53546633426197 and 53546633426206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53546633426201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18478565 + ... + 21179013.

It is an arithmetic number, because the mean of its divisors is an integer number (6856597825875).

Almost surely, 2^{53546633426261} is an apocalyptic number.

It is an amenable number.

53546633426261 is a deficient number, since it is larger than the sum of its proper divisors (1306149180739).

53546633426261 is a wasteful number, since it uses less digits than its factorization.

53546633426261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3184119.

The product of its digits is 55987200, while the sum is 56.

The spelling of 53546633426261 in words is "fifty-three trillion, five hundred forty-six billion, six hundred thirty-three million, four hundred twenty-six thousand, two hundred sixty-one".