10555855855501 has 16 divisors (see below), whose sum is σ = 12018160885248. Its totient is φ = 9177470618800.

The previous prime is 10555855855481. The next prime is 10555855855543.

10555855855501 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 10555855855501 - 2⁷ = 10555855855373 is a prime.

It is a super-2 number, since 2×10555855855501² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10555855855201) 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, 1969735 + ... + 4999156.

It is an arithmetic number, because the mean of its divisors is an integer number (751135055328).

Almost surely, 2^{10555855855501} is an apocalyptic number.

10555855855501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10555855855501 is a deficient number, since it is larger than the sum of its proper divisors (1462305029747).

10555855855501 is a wasteful number, since it uses less digits than its factorization.

10555855855501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6974912.

The product of its (nonzero) digits is 25000000, while the sum is 58.

The spelling of 10555855855501 in words is "ten trillion, five hundred fifty-five billion, eight hundred fifty-five million, eight hundred fifty-five thousand, five hundred one".