651350106634065 has 128 divisors (see below), whose sum is σ = 1153953164574720. Its totient is φ = 312054685544448.

The previous prime is 651350106634063. The next prime is 651350106634079. The reversal of 651350106634065 is 560436601053156.

651350106634065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 651350106634065 - 2¹ = 651350106634063 is a prime.

It is a super-2 number, since 2×651350106634065² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 651350106633999 and 651350106634017.

It is not an unprimeable number, because it can be changed into a prime (651350106634063) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 15424946482 + ... + 15424988708.

It is an arithmetic number, because the mean of its divisors is an integer number (9015259098240).

Almost surely, 2^{651350106634065} is an apocalyptic number.

It is an amenable number.

651350106634065 is a deficient number, since it is larger than the sum of its proper divisors (502603057940655).

651350106634065 is a wasteful number, since it uses less digits than its factorization.

651350106634065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47951.

The product of its (nonzero) digits is 5832000, while the sum is 51.

The spelling of 651350106634065 in words is "six hundred fifty-one trillion, three hundred fifty billion, one hundred six million, six hundred thirty-four thousand, sixty-five".