51060051055555 has 4 divisors (see below), whose sum is σ = 61272061266672. Its totient is φ = 40848040844440.

The previous prime is 51060051055543. The next prime is 51060051055583. The reversal of 51060051055555 is 55555015006015.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 51060051055555 - 2³³ = 51051461120963 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5106005105551 + ... + 5106005105560.

It is an arithmetic number, because the mean of its divisors is an integer number (15318015316668).

Almost surely, 2^{51060051055555} is an apocalyptic number.

51060051055555 is a deficient number, since it is larger than the sum of its proper divisors (10212010211117).

51060051055555 is a wasteful number, since it uses less digits than its factorization.

51060051055555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10212010211116.

The product of its (nonzero) digits is 468750, while the sum is 43.

The spelling of 51060051055555 in words is "fifty-one trillion, sixty billion, fifty-one million, fifty-five thousand, five hundred fifty-five".