51110052321604 has 24 divisors (see below), whose sum is σ = 89603044511960. Its totient is φ = 25509205822464.

The previous prime is 51110052321509. The next prime is 51110052321619. The reversal of 51110052321604 is 40612325001115.

It can be written as a sum of positive squares in 4 ways, for example, as 11136703608900 + 39973348712704 = 3337170^2 + 6322448^2 .

It is a super-2 number, since 2×51110052321604² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5838862 + ... + 11675290.

Almost surely, 2^{51110052321604} is an apocalyptic number.

It is an amenable number.

51110052321604 is a deficient number, since it is larger than the sum of its proper divisors (38492992190356).

51110052321604 is a wasteful number, since it uses less digits than its factorization.

51110052321604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5840359 (or 5840357 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 51110052321604 its reverse (40612325001115), we get a palindrome (91722377322719).

The spelling of 51110052321604 in words is "fifty-one trillion, one hundred ten billion, fifty-two million, three hundred twenty-one thousand, six hundred four".