102126726671 has 16 divisors (see below), whose sum is σ = 105713164800. Its totient is φ = 98612690400.

The previous prime is 102126726661. The next prime is 102126726673. The reversal of 102126726671 is 176627621201.

It is a cyclic number.

It is not a de Polignac number, because 102126726671 - 2⁶ = 102126726607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102126726673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1081526 + ... + 1172156.

It is an arithmetic number, because the mean of its divisors is an integer number (6607072800).

Almost surely, 2^102126726671 is an apocalyptic number.

102126726671 is a deficient number, since it is larger than the sum of its proper divisors (3586438129).

102126726671 is an equidigital number, since it uses as much as digits as its factorization.

102126726671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91030.

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 102126726671 in words is "one hundred two billion, one hundred twenty-six million, seven hundred twenty-six thousand, six hundred seventy-one".