180053958813 has 4 divisors (see below), whose sum is σ = 240071945088. Its totient is φ = 120035972540.

The previous prime is 180053958809. The next prime is 180053958817. The reversal of 180053958813 is 318859350081.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 318859350081 = 3 ⋅106286450027.

It is an interprime number because it is at equal distance from previous prime (180053958809) and next prime (180053958817).

It is a cyclic number.

It is not a de Polignac number, because 180053958813 - 2² = 180053958809 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180053958817) 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, 30008993133 + ... + 30008993138.

It is an arithmetic number, because the mean of its divisors is an integer number (60017986272).

Almost surely, 2^180053958813 is an apocalyptic number.

It is an amenable number.

180053958813 is a deficient number, since it is larger than the sum of its proper divisors (60017986275).

180053958813 is an equidigital number, since it uses as much as digits as its factorization.

180053958813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60017986274.

The product of its (nonzero) digits is 1036800, while the sum is 51.

The spelling of 180053958813 in words is "one hundred eighty billion, fifty-three million, nine hundred fifty-eight thousand, eight hundred thirteen".