51611562130162 has 8 divisors (see below), whose sum is σ = 77426200027692. Its totient is φ = 25802828787600.

The previous prime is 51611562130151. The next prime is 51611562130199. The reversal of 51611562130162 is 26103126511615.

It can be written as a sum of positive squares in 2 ways, for example, as 49413575011441 + 2197987118721 = 7029479^2 + 1482561^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1476116889 + ... + 1476151852.

Almost surely, 2^{51611562130162} is an apocalyptic number.

51611562130162 is a deficient number, since it is larger than the sum of its proper divisors (25814637897530).

51611562130162 is a wasteful number, since it uses less digits than its factorization.

51611562130162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2952277484.

The product of its (nonzero) digits is 64800, while the sum is 40.

Adding to 51611562130162 its reverse (26103126511615), we get a palindrome (77714688641777).

The spelling of 51611562130162 in words is "fifty-one trillion, six hundred eleven billion, five hundred sixty-two million, one hundred thirty thousand, one hundred sixty-two".