65051036451726 has 96 divisors (see below), whose sum is σ = 141720795976032. Its totient is φ = 19896309987840.

The previous prime is 65051036451703. The next prime is 65051036451757. The reversal of 65051036451726 is 62715463015056.

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 47 ways as a sum of consecutive naturals, for example, 420766176 + ... + 420920748.

It is an arithmetic number, because the mean of its divisors is an integer number (1476258291417).

Almost surely, 2^{65051036451726} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65051036451726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70860397988016).

65051036451726 is an abundant number, since it is smaller than the sum of its proper divisors (76669759524306).

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

65051036451726 is a wasteful number, since it uses less digits than its factorization.

65051036451726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157078 (or 157065 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 51.

The spelling of 65051036451726 in words is "sixty-five trillion, fifty-one billion, thirty-six million, four hundred fifty-one thousand, seven hundred twenty-six".