661066062 has 16 divisors (see below), whose sum is σ = 1322444880. Its totient is φ = 220303232.

The previous prime is 661066057. The next prime is 661066067. The reversal of 661066062 is 260660166.

661066062 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (661066057) and next prime (661066067).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (661066067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21478 + ... + 42230.

It is an arithmetic number, because the mean of its divisors is an integer number (82652805).

Almost surely, 2^661066062 is an apocalyptic number.

661066062 is an abundant number, since it is smaller than the sum of its proper divisors (661378818).

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

661066062 is a wasteful number, since it uses less digits than its factorization.

661066062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26067.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 661066062 is about 25711.2049892649. The cubic root of 661066062 is about 871.1272928207.

The spelling of 661066062 in words is "six hundred sixty-one million, sixty-six thousand, sixty-two".