55377594 has 40 divisors (see below), whose sum is σ = 128101248. Its totient is φ = 17862120.

The previous prime is 55377541. The next prime is 55377599. The reversal of 55377594 is 49577355.

55377594 is a `hidden beast` number, since 5 + 53 + 7 + 7 + 594 = 666.

It is not an unprimeable number, because it can be changed into a prime (55377599) 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 19 ways as a sum of consecutive naturals, for example, 492 + ... + 10535.

Almost surely, 2^55377594 is an apocalyptic number.

55377594 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 55377594, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64050624).

55377594 is an abundant number, since it is smaller than the sum of its proper divisors (72723654).

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

55377594 is a wasteful number, since it uses less digits than its factorization.

55377594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11072 (or 11063 counting only the distinct ones).

The product of its digits is 661500, while the sum is 45.

The square root of 55377594 is about 7441.6123252962. The cubic root of 55377594 is about 381.1635481125.

It can be divided in two parts, 5537 and 7594, that added together give a palindrome (13131).

The spelling of 55377594 in words is "fifty-five million, three hundred seventy-seven thousand, five hundred ninety-four".