2086737656 has 8 divisors (see below), whose sum is σ = 3912633120. Its totient is φ = 1043368824.

The previous prime is 2086737619. The next prime is 2086737671. The reversal of 2086737656 is 6567376802.

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, 130421096 + ... + 130421111.

It is an arithmetic number, because the mean of its divisors is an integer number (489079140).

Almost surely, 2^2086737656 is an apocalyptic number.

It is an amenable number.

2086737656 is a deficient number, since it is larger than the sum of its proper divisors (1825895464).

2086737656 is a wasteful number, since it uses less digits than its factorization.

2086737656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260842213 (or 260842209 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 50.

The square root of 2086737656 is about 45680.8237228708. The cubic root of 2086737656 is about 1277.8776792924.

The spelling of 2086737656 in words is "two billion, eighty-six million, seven hundred thirty-seven thousand, six hundred fifty-six".