361720271484 has 216 divisors, whose sum is σ = 1120111155072. Its totient is φ = 101179990080.

The previous prime is 361720271477. The next prime is 361720271531. The reversal of 361720271484 is 484172027163.

361720271484 is a `hidden beast` number, since 3 + 617 + 2 + 0 + 27 + 1 + 4 + 8 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1706857 + ... + 1907039.

It is an arithmetic number, because the mean of its divisors is an integer number (5185699792).

Almost surely, 2^361720271484 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 361720271484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560055577536).

361720271484 is an abundant number, since it is smaller than the sum of its proper divisors (758390883588).

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

361720271484 is a wasteful number, since it uses less digits than its factorization.

361720271484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200239 (or 200212 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 361720271484 in words is "three hundred sixty-one billion, seven hundred twenty million, two hundred seventy-one thousand, four hundred eighty-four".