55154466 has 32 divisors (see below), whose sum is σ = 125421120. Its totient is φ = 17956512.

The previous prime is 55154459. The next prime is 55154479. The reversal of 55154466 is 66445155.

55154466 is a `hidden beast` number, since 5 + 51 + 544 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 55154466.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9555 + ... + 14198.

It is an arithmetic number, because the mean of its divisors is an integer number (3919410).

Almost surely, 2^55154466 is an apocalyptic number.

55154466 is an abundant number, since it is smaller than the sum of its proper divisors (70266654).

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

55154466 is a wasteful number, since it uses less digits than its factorization.

55154466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23807 (or 23801 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 55154466 is about 7426.6052810150. The cubic root of 55154466 is about 380.6509295835.

The spelling of 55154466 in words is "fifty-five million, one hundred fifty-four thousand, four hundred sixty-six".