51630556220162 has 16 divisors (see below), whose sum is σ = 81537030648000. Its totient is φ = 24452049330000.

The previous prime is 51630556220141. The next prime is 51630556220213. The reversal of 51630556220162 is 26102265503615.

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, 125623589 + ... + 126033912.

It is an arithmetic number, because the mean of its divisors is an integer number (5096064415500).

Almost surely, 2^{51630556220162} is an apocalyptic number.

51630556220162 is a deficient number, since it is larger than the sum of its proper divisors (29906474427838).

51630556220162 is a wasteful number, since it uses less digits than its factorization.

51630556220162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251662921.

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 51630556220162 in words is "fifty-one trillion, six hundred thirty billion, five hundred fifty-six million, two hundred twenty thousand, one hundred sixty-two".