53180669906 has 48 divisors (see below), whose sum is σ = 100294341336. Its totient is φ = 20962416384.

The previous prime is 53180669903. The next prime is 53180669909. The reversal of 53180669906 is 60996608135.

53180669906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53180669903) and next prime (53180669909).

It can be written as a sum of positive squares in 4 ways, for example, as 36618266881 + 16562403025 = 191359^2 + 128695^2 .

It is not an unprimeable number, because it can be changed into a prime (53180669903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277550 + ... + 428246.

Almost surely, 2^53180669906 is an apocalyptic number.

53180669906 is a deficient number, since it is larger than the sum of its proper divisors (47113671430).

53180669906 is a wasteful number, since it uses less digits than its factorization.

53180669906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151003 (or 150996 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 53180669906 in words is "fifty-three billion, one hundred eighty million, six hundred sixty-nine thousand, nine hundred six".