4081100111551 has 8 divisors (see below), whose sum is σ = 4185517400064. Its totient is φ = 3976915121280.

The previous prime is 4081100111527. The next prime is 4081100111579. The reversal of 4081100111551 is 1551110011804.

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

It is a cyclic number.

It is not a de Polignac number, because 4081100111551 - 2²⁵ = 4081066557119 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 (4081100111591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58038975 + ... + 58109248.

It is an arithmetic number, because the mean of its divisors is an integer number (523189675008).

Almost surely, 2^{4081100111551} is an apocalyptic number.

4081100111551 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4081100111551 is a deficient number, since it is larger than the sum of its proper divisors (104417288513).

4081100111551 is a wasteful number, since it uses less digits than its factorization.

4081100111551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116149121.

The product of its (nonzero) digits is 800, while the sum is 28.

The spelling of 4081100111551 in words is "four trillion, eighty-one billion, one hundred million, one hundred eleven thousand, five hundred fifty-one".