71672698701 has 24 divisors (see below), whose sum is σ = 107115142680. Its totient is φ = 46126394496.

The previous prime is 71672698651. The next prime is 71672698711. The reversal of 71672698701 is 10789627617.

It can be written as a sum of positive squares in 4 ways, for example, as 35985710601 + 35686988100 = 189699^2 + 188910^2 .

It is not a de Polignac number, because 71672698701 - 2⁶ = 71672698637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71672698711) 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, 1810815 + ... + 1849971.

It is an arithmetic number, because the mean of its divisors is an integer number (4463130945).

Almost surely, 2^71672698701 is an apocalyptic number.

It is an amenable number.

71672698701 is a deficient number, since it is larger than the sum of its proper divisors (35442443979).

71672698701 is a wasteful number, since it uses less digits than its factorization.

71672698701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46205 (or 46202 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 54.

The spelling of 71672698701 in words is "seventy-one billion, six hundred seventy-two million, six hundred ninety-eight thousand, seven hundred one".