660995201034 has 32 divisors (see below), whose sum is σ = 1678717971840. Its totient is φ = 188855771616.

The previous prime is 660995200979. The next prime is 660995201039. The reversal of 660995201034 is 430102599066.

660995201034 is a `hidden beast` number, since 6 + 6 + 0 + 99 + 520 + 1 + 0 + 34 = 666.

It is not an unprimeable number, because it can be changed into a prime (660995201039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 874331899 + ... + 874332654.

It is an arithmetic number, because the mean of its divisors is an integer number (52459936620).

Almost surely, 2^660995201034 is an apocalyptic number.

660995201034 is an abundant number, since it is smaller than the sum of its proper divisors (1017722770806).

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

660995201034 is a wasteful number, since it uses less digits than its factorization.

660995201034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1748664571 (or 1748664565 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 660995201034 in words is "six hundred sixty billion, nine hundred ninety-five million, two hundred one thousand, thirty-four".