51364030645611 has 40 divisors (see below), whose sum is σ = 77702387590080. Its totient is φ = 33808299602688.

The previous prime is 51364030645483. The next prime is 51364030645663. The reversal of 51364030645611 is 11654603046315.

51364030645611 is a `hidden beast` number, since 5 + 13 + 6 + 40 + 30 + 6 + 4 + 561 + 1 = 666.

It is not a de Polignac number, because 51364030645611 - 2⁷ = 51364030645483 is a prime.

It is a super-2 number, since 2×51364030645611² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51364030645111) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 290509411 + ... + 290686163.

It is an arithmetic number, because the mean of its divisors is an integer number (1942559689752).

Almost surely, 2^{51364030645611} is an apocalyptic number.

51364030645611 is a deficient number, since it is larger than the sum of its proper divisors (26338356944469).

51364030645611 is a wasteful number, since it uses less digits than its factorization.

51364030645611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222257 (or 222248 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 51364030645611 in words is "fifty-one trillion, three hundred sixty-four billion, thirty million, six hundred forty-five thousand, six hundred eleven".