2071388725650 has 384 divisors, whose sum is σ = 5946133708800. Its totient is φ = 529662240000.

The previous prime is 2071388725643. The next prime is 2071388725667. The reversal of 2071388725650 is 565278831702.

2071388725650 is a `hidden beast` number, since 2 + 0 + 7 + 1 + 3 + 8 + 8 + 72 + 565 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3828814380 + ... + 3828814920.

It is an arithmetic number, because the mean of its divisors is an integer number (15484723200).

Almost surely, 2^{2071388725650} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2071388725650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2973066854400).

2071388725650 is an abundant number, since it is smaller than the sum of its proper divisors (3874744983150).

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

2071388725650 is a wasteful number, since it uses less digits than its factorization.

2071388725650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263 (or 1252 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 54.

The spelling of 2071388725650 in words is "two trillion, seventy-one billion, three hundred eighty-eight million, seven hundred twenty-five thousand, six hundred fifty".