6601651610142 has 16 divisors (see below), whose sum is σ = 13211927212032. Its totient is φ = 2199113204760.

The previous prime is 6601651610053. The next prime is 6601651610189. The reversal of 6601651610142 is 2410161561066.

It is a happy number.

It is a super-2 number, since 2×6601651610142² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6601651610142.

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, 359323038 + ... + 359341409.

It is an arithmetic number, because the mean of its divisors is an integer number (825745450752).

Almost surely, 2^{6601651610142} is an apocalyptic number.

6601651610142 is an abundant number, since it is smaller than the sum of its proper divisors (6610275601890).

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

6601651610142 is a wasteful number, since it uses less digits than its factorization.

6601651610142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718665983.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 6601651610142 in words is "six trillion, six hundred one billion, six hundred fifty-one million, six hundred ten thousand, one hundred forty-two".