2691660062100 has 72 divisors (see below), whose sum is σ = 7897558148928. Its totient is φ = 707666489600.

The previous prime is 2691660062099. The next prime is 2691660062107. The reversal of 2691660062100 is 12600661962.

2691660062100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2691660062107) 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, 63163209 + ... + 63205808.

It is an arithmetic number, because the mean of its divisors is an integer number (109688307624).

Almost surely, 2^{2691660062100} is an apocalyptic number.

2691660062100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2691660062100 is an abundant number, since it is smaller than the sum of its proper divisors (5205898086828).

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

2691660062100 is a wasteful number, since it uses less digits than its factorization.

2691660062100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126369105 (or 126369098 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 2691660062100 in words is "two trillion, six hundred ninety-one billion, six hundred sixty million, sixty-two thousand, one hundred".