71634750201 has 24 divisors (see below), whose sum is σ = 118261704704. Its totient is φ = 40931542080.

The previous prime is 71634750199. The next prime is 71634750203. The reversal of 71634750201 is 10205743617.

It is a happy number.

71634750201 is a `hidden beast` number, since 7 + 163 + 475 + 0 + 20 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (71634750199) and next prime (71634750203).

It is not a de Polignac number, because 71634750201 - 2¹ = 71634750199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71634750203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1434981 + ... + 1484061.

Almost surely, 2^71634750201 is an apocalyptic number.

It is an amenable number.

71634750201 is a deficient number, since it is larger than the sum of its proper divisors (46626954503).

71634750201 is a wasteful number, since it uses less digits than its factorization.

71634750201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72261 (or 72258 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The spelling of 71634750201 in words is "seventy-one billion, six hundred thirty-four million, seven hundred fifty thousand, two hundred one".