55000010406 has 16 divisors (see below), whose sum is σ = 120000022848. Its totient is φ = 16666669800.

The previous prime is 55000010381. The next prime is 55000010411. The reversal of 55000010406 is 60401000055.

It is a happy number.

It is a super-2 number, since 2×55000010406² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 416666680 + ... + 416666811.

It is an arithmetic number, because the mean of its divisors is an integer number (7500001428).

Almost surely, 2^55000010406 is an apocalyptic number.

55000010406 is an abundant number, since it is smaller than the sum of its proper divisors (65000012442).

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

55000010406 is a wasteful number, since it uses less digits than its factorization.

55000010406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833333507.

The product of its (nonzero) digits is 600, while the sum is 21.

The spelling of 55000010406 in words is "fifty-five billion, ten thousand, four hundred six".