1971500527014 has 64 divisors (see below), whose sum is σ = 4248219156480. Its totient is φ = 608165379360.

The previous prime is 1971500527013. The next prime is 1971500527021. The reversal of 1971500527014 is 4107250051791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1971500527013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17736799 + ... + 17847605.

It is an arithmetic number, because the mean of its divisors is an integer number (66378424320).

Almost surely, 2^{1971500527014} is an apocalyptic number.

1971500527014 is an abundant number, since it is smaller than the sum of its proper divisors (2276718629466).

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

1971500527014 is a wasteful number, since it uses less digits than its factorization.

1971500527014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115025.

The product of its (nonzero) digits is 88200, while the sum is 42.

The spelling of 1971500527014 in words is "one trillion, nine hundred seventy-one billion, five hundred million, five hundred twenty-seven thousand, fourteen".