51612611155535 has 8 divisors (see below), whose sum is σ = 62548352529696. Its totient is φ = 40881276162400.

The previous prime is 51612611155513. The next prime is 51612611155579. The reversal of 51612611155535 is 53555111621615.

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

It is not a de Polignac number, because 51612611155535 - 2¹⁶ = 51612611089999 is a prime.

It is a super-2 number, since 2×51612611155535² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51612611155535.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51101594699 + ... + 51101595708.

It is an arithmetic number, because the mean of its divisors is an integer number (7818544066212).

Almost surely, 2^{51612611155535} is an apocalyptic number.

51612611155535 is a deficient number, since it is larger than the sum of its proper divisors (10935741374161).

51612611155535 is a wasteful number, since it uses less digits than its factorization.

51612611155535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102203190513.

The product of its digits is 675000, while the sum is 47.

The spelling of 51612611155535 in words is "fifty-one trillion, six hundred twelve billion, six hundred eleven million, one hundred fifty-five thousand, five hundred thirty-five".