51036444132211 has 12 divisors (see below), whose sum is σ = 54310132556680. Its totient is φ = 47950177086720.

The previous prime is 51036444132199. The next prime is 51036444132217. The reversal of 51036444132211 is 11223144463015.

It is a happy number.

It is not a de Polignac number, because 51036444132211 - 2⁷ = 51036444132083 is a prime.

It is a super-2 number, since 2×51036444132211² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51036444132217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154473066 + ... + 154803103.

Almost surely, 2^{51036444132211} is an apocalyptic number.

51036444132211 is a deficient number, since it is larger than the sum of its proper divisors (3273688424469).

51036444132211 is a wasteful number, since it uses less digits than its factorization.

51036444132211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309276774 (or 309276757 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 51036444132211 its reverse (11223144463015), we get a palindrome (62259588595226).

The spelling of 51036444132211 in words is "fifty-one trillion, thirty-six billion, four hundred forty-four million, one hundred thirty-two thousand, two hundred eleven".