57784027374216 has 256 divisors, whose sum is σ = 188705244672000. Its totient is φ = 16151993360640.

The previous prime is 57784027374191. The next prime is 57784027374247. The reversal of 57784027374216 is 61247372048775.

57784027374216 is a `hidden beast` number, since 5 + 7 + 7 + 8 + 40 + 2 + 7 + 374 + 216 = 666.

It is a super-2 number, since 2×57784027374216² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 43296295 + ... + 44610953.

It is an arithmetic number, because the mean of its divisors is an integer number (737129862000).

Almost surely, 2^{57784027374216} 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 57784027374216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94352622336000).

57784027374216 is an abundant number, since it is smaller than the sum of its proper divisors (130921217297784).

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

57784027374216 is a wasteful number, since it uses less digits than its factorization.

57784027374216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316121 (or 1316111 counting only the distinct ones).

The product of its (nonzero) digits is 110638080, while the sum is 63.

The spelling of 57784027374216 in words is "fifty-seven trillion, seven hundred eighty-four billion, twenty-seven million, three hundred seventy-four thousand, two hundred sixteen".