65663165150 has 24 divisors (see below), whose sum is σ = 133236532584. Its totient is φ = 23877514400.

The previous prime is 65663165119. The next prime is 65663165171. The reversal of 65663165150 is 5156136656.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59693237 + ... + 59694336.

It is an arithmetic number, because the mean of its divisors is an integer number (5551522191).

Almost surely, 2^65663165150 is an apocalyptic number.

65663165150 is an abundant number, since it is smaller than the sum of its proper divisors (67573367434).

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

65663165150 is a wasteful number, since it uses less digits than its factorization.

65663165150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119387596 (or 119387591 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 44.

The spelling of 65663165150 in words is "sixty-five billion, six hundred sixty-three million, one hundred sixty-five thousand, one hundred fifty".