65143251760342 has 16 divisors (see below), whose sum is σ = 113953210077600. Its totient is φ = 27918536468424.

The previous prime is 65143251760319. The next prime is 65143251760343. The reversal of 65143251760342 is 24306715234156.

It is a super-2 number, since 2×65143251760342² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65143251760343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47480503513 + ... + 47480504884.

It is an arithmetic number, because the mean of its divisors is an integer number (7122075629850).

Almost surely, 2^{65143251760342} is an apocalyptic number.

65143251760342 is a deficient number, since it is larger than the sum of its proper divisors (48809958317258).

65143251760342 is an equidigital number, since it uses as much as digits as its factorization.

65143251760342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94961008420 (or 94961008406 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 49.

Adding to 65143251760342 its reverse (24306715234156), we get a palindrome (89449966994498).

The spelling of 65143251760342 in words is "sixty-five trillion, one hundred forty-three billion, two hundred fifty-one million, seven hundred sixty thousand, three hundred forty-two".