71541217150 has 24 divisors (see below), whose sum is σ = 143302562424. Its totient is φ = 26415218400.

The previous prime is 71541217117. The next prime is 71541217151. The reversal of 71541217150 is 5171214517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71541217151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55031056 + ... + 55032355.

It is an arithmetic number, because the mean of its divisors is an integer number (5970940101).

Almost surely, 2^71541217150 is an apocalyptic number.

71541217150 is an abundant number, since it is smaller than the sum of its proper divisors (71761345274).

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

71541217150 is a wasteful number, since it uses less digits than its factorization.

71541217150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110063436 (or 110063431 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 34.

The spelling of 71541217150 in words is "seventy-one billion, five hundred forty-one million, two hundred seventeen thousand, one hundred fifty".