166071457532 has 12 divisors (see below), whose sum is σ = 305921106120. Its totient is φ = 78665427216.

The previous prime is 166071457501. The next prime is 166071457547. The reversal of 166071457532 is 235754170661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092575303 + ... + 1092575454.

It is an arithmetic number, because the mean of its divisors is an integer number (25493425510).

Almost surely, 2^166071457532 is an apocalyptic number.

It is an amenable number.

166071457532 is a deficient number, since it is larger than the sum of its proper divisors (139849648588).

166071457532 is a wasteful number, since it uses less digits than its factorization.

166071457532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185150780 (or 2185150778 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 166071457532 in words is "one hundred sixty-six billion, seventy-one million, four hundred fifty-seven thousand, five hundred thirty-two".