180939909620316 has 96 divisors (see below), whose sum is σ = 526373044420608. Its totient is φ = 46997164992960.

The previous prime is 180939909620273. The next prime is 180939909620339. The reversal of 180939909620316 is 613026909939081.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359797341 + ... + 360299883.

It is an arithmetic number, because the mean of its divisors is an integer number (5483052546048).

Almost surely, 2^{180939909620316} is an apocalyptic number.

It is an amenable number.

180939909620316 is an abundant number, since it is smaller than the sum of its proper divisors (345433134800292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

180939909620316 is a wasteful number, since it uses less digits than its factorization.

180939909620316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892231 (or 892229 counting only the distinct ones).

The product of its (nonzero) digits is 34012224, while the sum is 66.

The spelling of 180939909620316 in words is "one hundred eighty trillion, nine hundred thirty-nine billion, nine hundred nine million, six hundred twenty thousand, three hundred sixteen".