556742024651055 has 16 divisors (see below), whose sum is σ = 892497003829344. Its totient is φ = 296359158351360.

The previous prime is 556742024651051. The next prime is 556742024651129. The reversal of 556742024651055 is 550156420247655.

It is not a de Polignac number, because 556742024651055 - 2² = 556742024651051 is a prime.

It is a super-2 number, since 2×556742024651055² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 556742024650986 and 556742024651004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556742024651051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35620083334 + ... + 35620098963.

It is an arithmetic number, because the mean of its divisors is an integer number (55781062739334).

Almost surely, 2^{556742024651055} is an apocalyptic number.

556742024651055 is a deficient number, since it is larger than the sum of its proper divisors (335754979178289).

556742024651055 is a wasteful number, since it uses less digits than its factorization.

556742024651055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71240182826.

The product of its (nonzero) digits is 50400000, while the sum is 57.

The spelling of 556742024651055 in words is "five hundred fifty-six trillion, seven hundred forty-two billion, twenty-four million, six hundred fifty-one thousand, fifty-five".