32165145650525 has 24 divisors (see below), whose sum is σ = 41834295528960. Its totient is φ = 24503959114560.

The previous prime is 32165145650509. The next prime is 32165145650527. The reversal of 32165145650525 is 52505654156123.

It is not a de Polignac number, because 32165145650525 - 2⁴ = 32165145650509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32165145650527) 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, 369883445 + ... + 369970394.

It is an arithmetic number, because the mean of its divisors is an integer number (1743095647040).

Almost surely, 2^{32165145650525} is an apocalyptic number.

It is an amenable number.

32165145650525 is a deficient number, since it is larger than the sum of its proper divisors (9669149878435).

32165145650525 is a wasteful number, since it uses less digits than its factorization.

32165145650525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739853933 (or 739853928 counting only the distinct ones).

The product of its (nonzero) digits is 5400000, while the sum is 50.

The spelling of 32165145650525 in words is "thirty-two trillion, one hundred sixty-five billion, one hundred forty-five million, six hundred fifty thousand, five hundred twenty-five".