6665651150100 has 72 divisors (see below), whose sum is σ = 19413672320448. Its totient is φ = 1765735392000.

The previous prime is 6665651150099. The next prime is 6665651150101. The reversal of 6665651150100 is 10511565666.

It is an interprime number because it is at equal distance from previous prime (6665651150099) and next prime (6665651150101).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6665651150101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73527009 + ... + 73617608.

It is an arithmetic number, because the mean of its divisors is an integer number (269634337784).

Almost surely, 2^{6665651150100} is an apocalyptic number.

6665651150100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6665651150100 is an abundant number, since it is smaller than the sum of its proper divisors (12748021170348).

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

6665651150100 is a wasteful number, since it uses less digits than its factorization.

6665651150100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147144785 (or 147144778 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 6665651150100 in words is "six trillion, six hundred sixty-five billion, six hundred fifty-one million, one hundred fifty thousand, one hundred".