55100454646 has 16 divisors (see below), whose sum is σ = 84642673104. Its totient is φ = 26887289184.

The previous prime is 55100454571. The next prime is 55100454671. The reversal of 55100454646 is 64645400155.

It is a junction number, because it is equal to n+sod(n) for n = 55100454599 and 55100454608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159781 + ... + 368416.

It is an arithmetic number, because the mean of its divisors is an integer number (5290167069).

Almost surely, 2^55100454646 is an apocalyptic number.

55100454646 is a deficient number, since it is larger than the sum of its proper divisors (29542218458).

55100454646 is a wasteful number, since it uses less digits than its factorization.

55100454646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529455.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 55100454646 in words is "fifty-five billion, one hundred million, four hundred fifty-four thousand, six hundred forty-six".