180030306753477 has 12 divisors (see below), whose sum is σ = 262568473281504. Its totient is φ = 118854959797800.

The previous prime is 180030306753467. The next prime is 180030306753631. The reversal of 180030306753477 is 774357603030081.

180030306753477 is a `hidden beast` number, since 1 + 8 + 0 + 0 + 3 + 0 + 30 + 6 + 7 + 534 + 77 = 666.

It is not a de Polignac number, because 180030306753477 - 2⁸ = 180030306753221 is a prime.

It is a super-2 number, since 2×180030306753477² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180030306753467) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97103724399 + ... + 97103726252.

It is an arithmetic number, because the mean of its divisors is an integer number (21880706106792).

Almost surely, 2^{180030306753477} is an apocalyptic number.

It is an amenable number.

180030306753477 is a deficient number, since it is larger than the sum of its proper divisors (82538166528027).

180030306753477 is a wasteful number, since it uses less digits than its factorization.

180030306753477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194207450760 (or 194207450757 counting only the distinct ones).

The product of its (nonzero) digits is 8890560, while the sum is 54.

The spelling of 180030306753477 in words is "one hundred eighty trillion, thirty billion, three hundred six million, seven hundred fifty-three thousand, four hundred seventy-seven".