55555744 has 24 divisors (see below), whose sum is σ = 109650240. Its totient is φ = 27708096.

The previous prime is 55555727. The next prime is 55555771. The reversal of 55555744 is 44755555.

It is a junction number, because it is equal to n+sod(n) for n = 55555697 and 55555706.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12217 + ... + 16135.

It is an arithmetic number, because the mean of its divisors is an integer number (4568760).

Almost surely, 2^55555744 is an apocalyptic number.

It is an amenable number.

55555744 is a deficient number, since it is larger than the sum of its proper divisors (54094496).

55555744 is a wasteful number, since it uses less digits than its factorization.

55555744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4372 (or 4364 counting only the distinct ones).

The product of its digits is 350000, while the sum is 40.

The square root of 55555744 is about 7453.5725662262. The cubic root of 55555744 is about 381.5718456140.

The spelling of 55555744 in words is "fifty-five million, five hundred fifty-five thousand, seven hundred forty-four".