16261205662 has 16 divisors (see below), whose sum is σ = 26698728672. Its totient is φ = 7382135520.

The previous prime is 16261205647. The next prime is 16261205677. The reversal of 16261205662 is 26650216261.

It is an interprime number because it is at equal distance from previous prime (16261205647) and next prime (16261205677).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5124898 + ... + 5128069.

It is an arithmetic number, because the mean of its divisors is an integer number (1668670542).

Almost surely, 2^16261205662 is an apocalyptic number.

16261205662 is a deficient number, since it is larger than the sum of its proper divisors (10437523010).

16261205662 is a wasteful number, since it uses less digits than its factorization.

16261205662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10253043.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 16261205662 in words is "sixteen billion, two hundred sixty-one million, two hundred five thousand, six hundred sixty-two".