1551104425541 has 16 divisors (see below), whose sum is σ = 1715360371200. Its totient is φ = 1390779627120.

The previous prime is 1551104425511. The next prime is 1551104425597. The reversal of 1551104425541 is 1455244011551.

It is a cyclic number.

It is not a de Polignac number, because 1551104425541 - 2¹⁸ = 1551104163397 is a prime.

It is a super-2 number, since 2×1551104425541² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1551104425495 and 1551104425504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1551104425511) 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 15 ways as a sum of consecutive naturals, for example, 871235 + ... + 1965008.

It is an arithmetic number, because the mean of its divisors is an integer number (107210023200).

Almost surely, 2^{1551104425541} is an apocalyptic number.

1551104425541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1551104425541 is a deficient number, since it is larger than the sum of its proper divisors (164255945659).

1551104425541 is a wasteful number, since it uses less digits than its factorization.

1551104425541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2836936.

The product of its (nonzero) digits is 80000, while the sum is 38.

The spelling of 1551104425541 in words is "one trillion, five hundred fifty-one billion, one hundred four million, four hundred twenty-five thousand, five hundred forty-one".