65132243151650 has 12 divisors (see below), whose sum is σ = 121145972262162. Its totient is φ = 26052897260640.

The previous prime is 65132243151617. The next prime is 65132243151653. The reversal of 65132243151650 is 5615134223156.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 42520610933089 + 22611632218561 = 6520783^2 + 4755169^2 .

It is not an unprimeable number, because it can be changed into a prime (65132243151653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 651322431467 + ... + 651322431566.

Almost surely, 2^{65132243151650} is an apocalyptic number.

65132243151650 is a deficient number, since it is larger than the sum of its proper divisors (56013729110512).

65132243151650 is a wasteful number, since it uses less digits than its factorization.

65132243151650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302644863045 (or 1302644863040 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 65132243151650 in words is "sixty-five trillion, one hundred thirty-two billion, two hundred forty-three million, one hundred fifty-one thousand, six hundred fifty".