51103632126632 has 32 divisors (see below), whose sum is σ = 100704686443200. Its totient is φ = 24265033947264.

The previous prime is 51103632126623. The next prime is 51103632126637. The reversal of 51103632126632 is 23662123630115.

It is a super-2 number, since 2×51103632126632² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51103632126632.

It is not an unprimeable number, because it can be changed into a prime (51103632126637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 999028853 + ... + 999080004.

It is an arithmetic number, because the mean of its divisors is an integer number (3147021451350).

Almost surely, 2^{51103632126632} is an apocalyptic number.

It is an amenable number.

51103632126632 is a deficient number, since it is larger than the sum of its proper divisors (49601054316568).

51103632126632 is a wasteful number, since it uses less digits than its factorization.

51103632126632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998109025 (or 1998109021 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 41.

Adding to 51103632126632 its reverse (23662123630115), we get a palindrome (74765755756747).

The spelling of 51103632126632 in words is "fifty-one trillion, one hundred three billion, six hundred thirty-two million, one hundred twenty-six thousand, six hundred thirty-two".