1551056550005 has 8 divisors (see below), whose sum is σ = 1861413450624. Its totient is φ = 1240748179600.

The previous prime is 1551056549981. The next prime is 1551056550007. The reversal of 1551056550005 is 5000556501551.

It is a happy number.

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

It is not a de Polignac number, because 1551056550005 - 2⁶ = 1551056549941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1551056550007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12062201 + ... + 12190110.

It is an arithmetic number, because the mean of its divisors is an integer number (232676681328).

Almost surely, 2^{1551056550005} is an apocalyptic number.

It is an amenable number.

1551056550005 is a deficient number, since it is larger than the sum of its proper divisors (310356900619).

1551056550005 is a wasteful number, since it uses less digits than its factorization.

1551056550005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24265107.

The product of its (nonzero) digits is 93750, while the sum is 38.

The spelling of 1551056550005 in words is "one trillion, five hundred fifty-one billion, fifty-six million, five hundred fifty thousand, five".