5551406136 has 96 divisors (see below), whose sum is σ = 15548092560. Its totient is φ = 1788374016.

The previous prime is 5551406101. The next prime is 5551406137. The reversal of 5551406136 is 6316041555.

5551406136 is a `hidden beast` number, since 5 + 5 + 514 + 0 + 6 + 136 = 666.

It is a super-2 number, since 2×5551406136² = 61636220173636900992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 5551406136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551406137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244816 + ... + 266528.

Almost surely, 2^5551406136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5551406136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7774046280).

5551406136 is an abundant number, since it is smaller than the sum of its proper divisors (9996686424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5551406136 is a wasteful number, since it uses less digits than its factorization.

5551406136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21845 (or 21838 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 5551406136 is about 74507.7588979832. The cubic root of 5551406136 is about 1770.6565638549.

The spelling of 5551406136 in words is "five billion, five hundred fifty-one million, four hundred six thousand, one hundred thirty-six".