2071513816 has 8 divisors (see below), whose sum is σ = 3884088420. Its totient is φ = 1035756904.

The previous prime is 2071513771. The next prime is 2071513867. The reversal of 2071513816 is 6183151702.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129469606 + ... + 129469621.

Almost surely, 2^2071513816 is an apocalyptic number.

It is an amenable number.

2071513816 is a deficient number, since it is larger than the sum of its proper divisors (1812574604).

2071513816 is a wasteful number, since it uses less digits than its factorization.

2071513816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258939233 (or 258939229 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 2071513816 is about 45513.8859690095. The cubic root of 2071513816 is about 1274.7624965276.

The spelling of 2071513816 in words is "two billion, seventy-one million, five hundred thirteen thousand, eight hundred sixteen".