53769189185 has 4 divisors (see below), whose sum is σ = 64523027028. Its totient is φ = 43015351344.

The previous prime is 53769189167. The next prime is 53769189203. The reversal of 53769189185 is 58198196735.

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 (53769189167) and next prime (53769189203).

It can be written as a sum of positive squares in 2 ways, for example, as 18393598129 + 35375591056 = 135623^2 + 188084^2 .

It is a cyclic number.

It is not a de Polignac number, because 53769189185 - 2¹² = 53769185089 is a prime.

It is a super-2 number, since 2×53769189185² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5376918914 + ... + 5376918923.

It is an arithmetic number, because the mean of its divisors is an integer number (16130756757).

Almost surely, 2^53769189185 is an apocalyptic number.

It is an amenable number.

53769189185 is a deficient number, since it is larger than the sum of its proper divisors (10753837843).

53769189185 is a wasteful number, since it uses less digits than its factorization.

53769189185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10753837842.

The product of its digits is 16329600, while the sum is 62.

The spelling of 53769189185 in words is "fifty-three billion, seven hundred sixty-nine million, one hundred eighty-nine thousand, one hundred eighty-five".