1662016652 has 12 divisors (see below), whose sum is σ = 2936768016. Its totient is φ = 822940080.

The previous prime is 1662016649. The next prime is 1662016663. The reversal of 1662016652 is 2566102661.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2016599 + ... + 2017422.

It is an arithmetic number, because the mean of its divisors is an integer number (244730668).

Almost surely, 2^1662016652 is an apocalyptic number.

It is an amenable number.

1662016652 is a deficient number, since it is larger than the sum of its proper divisors (1274751364).

1662016652 is a wasteful number, since it uses less digits than its factorization.

1662016652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4034128 (or 4034126 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1662016652 is about 40767.8384514068. The cubic root of 1662016652 is about 1184.5274340432.

The spelling of 1662016652 in words is "one billion, six hundred sixty-two million, sixteen thousand, six hundred fifty-two".