1012016664 has 48 divisors (see below), whose sum is σ = 2902110120. Its totient is φ = 317495040.

The previous prime is 1012016659. The next prime is 1012016717. The reversal of 1012016664 is 4666102101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 412182 + ... + 414629.

Almost surely, 2^1012016664 is an apocalyptic number.

It is an amenable number.

1012016664 is an abundant number, since it is smaller than the sum of its proper divisors (1890093456).

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

1012016664 is a wasteful number, since it uses less digits than its factorization.

1012016664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826840 (or 826833 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 1012016664 is about 31812.2093542715. The cubic root of 1012016664 is about 1003.9896164595.

Adding to 1012016664 its reverse (4666102101), we get a palindrome (5678118765).

The spelling of 1012016664 in words is "one billion, twelve million, sixteen thousand, six hundred sixty-four".