53406113264505 has 12 divisors (see below), whose sum is σ = 92570596325220. Its totient is φ = 28483260407712.

The previous prime is 53406113264453. The next prime is 53406113264563. The reversal of 53406113264505 is 50546231160435.

It is a happy number.

53406113264505 is a `hidden beast` number, since 5 + 3 + 4 + 0 + 6 + 1 + 132 + 6 + 4 + 505 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 30506213237049 + 22899900027456 = 5523243^2 + 4785384^2 .

It is not a de Polignac number, because 53406113264505 - 2¹³ = 53406113256313 is a prime.

It is a super-2 number, since 2×53406113264505² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1186802516989 = 53406113264505 / (5 + 3 + 4 + 0 + 6 + 1 + 1 + 3 + 2 + 6 + 4 + 5 + 0 + 5).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 593401258450 + ... + 593401258539.

It is an arithmetic number, because the mean of its divisors is an integer number (7714216360435).

Almost surely, 2^{53406113264505} is an apocalyptic number.

It is an amenable number.

53406113264505 is a deficient number, since it is larger than the sum of its proper divisors (39164483060715).

53406113264505 is a wasteful number, since it uses less digits than its factorization.

53406113264505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186802517000 (or 1186802516997 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 53406113264505 in words is "fifty-three trillion, four hundred six billion, one hundred thirteen million, two hundred sixty-four thousand, five hundred five".