51011006100511 has 8 divisors (see below), whose sum is σ = 53230613731200. Its totient is φ = 48791543286552.

The previous prime is 51011006100503. The next prime is 51011006100517. The reversal of 51011006100511 is 11500160011015.

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

It is a cyclic number.

It is not a de Polignac number, because 51011006100511 - 2³ = 51011006100503 is a prime.

It is a super-3 number, since 3×51011006100511³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51011006100517) 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, 35484061 + ... + 36893638.

It is an arithmetic number, because the mean of its divisors is an integer number (6653826716400).

Almost surely, 2^{51011006100511} is an apocalyptic number.

51011006100511 is a deficient number, since it is larger than the sum of its proper divisors (2219607630689).

51011006100511 is a wasteful number, since it uses less digits than its factorization.

51011006100511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72408365.

The product of its (nonzero) digits is 150, while the sum is 22.

Adding to 51011006100511 its reverse (11500160011015), we get a palindrome (62511166111526).

The spelling of 51011006100511 in words is "fifty-one trillion, eleven billion, six million, one hundred thousand, five hundred eleven".