55546459641 has 20 divisors (see below), whose sum is σ = 82983180852. Its totient is φ = 37028130048.

The previous prime is 55546459627. The next prime is 55546459667. The reversal of 55546459641 is 14695464555.

It is a happy number.

55546459641 is a `hidden beast` number, since 5 + 5 + 5 + 4 + 6 + 4 + 596 + 41 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 31739204025 + 23807255616 = 178155^2 + 154296^2 .

It is not a de Polignac number, because 55546459641 - 2⁵ = 55546459609 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55546459601) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1899765 + ... + 1928781.

Almost surely, 2^55546459641 is an apocalyptic number.

It is an amenable number.

55546459641 is a deficient number, since it is larger than the sum of its proper divisors (27436721211).

55546459641 is a wasteful number, since it uses less digits than its factorization.

55546459641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52662 (or 52653 counting only the distinct ones).

The product of its digits is 12960000, while the sum is 54.

The spelling of 55546459641 in words is "fifty-five billion, five hundred forty-six million, four hundred fifty-nine thousand, six hundred forty-one".