2010721571156 has 48 divisors (see below), whose sum is σ = 3660639091200. Its totient is φ = 965838711552.

The previous prime is 2010721571141. The next prime is 2010721571167. The reversal of 2010721571156 is 6511751270102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1426085 + ... + 2460723.

It is an arithmetic number, because the mean of its divisors is an integer number (76263314400).

Almost surely, 2^{2010721571156} is an apocalyptic number.

It is an amenable number.

2010721571156 is a deficient number, since it is larger than the sum of its proper divisors (1649917520044).

2010721571156 is a wasteful number, since it uses less digits than its factorization.

2010721571156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034888 (or 1034886 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 38.

The spelling of 2010721571156 in words is "two trillion, ten billion, seven hundred twenty-one million, five hundred seventy-one thousand, one hundred fifty-six".