5521473477837 has 24 divisors (see below), whose sum is σ = 8049855610368. Its totient is φ = 3646677552000.

The previous prime is 5521473477811. The next prime is 5521473477851. The reversal of 5521473477837 is 7387743741255.

It is a happy number.

5521473477837 is a `hidden beast` number, since 5 + 5 + 2 + 14 + 73 + 477 + 83 + 7 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-5521473477837 is a prime.

It is a super-3 number, since 3×5521473477837³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521473977837) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 860962 + ... + 3432812.

It is an arithmetic number, because the mean of its divisors is an integer number (335410650432).

Almost surely, 2^{5521473477837} is an apocalyptic number.

It is an amenable number.

5521473477837 is a deficient number, since it is larger than the sum of its proper divisors (2528382132531).

5521473477837 is a wasteful number, since it uses less digits than its factorization.

5521473477837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574081 (or 2574078 counting only the distinct ones).

The product of its digits is 138297600, while the sum is 63.

The spelling of 5521473477837 in words is "five trillion, five hundred twenty-one billion, four hundred seventy-three million, four hundred seventy-seven thousand, eight hundred thirty-seven".