55524554 has 4 divisors (see below), whose sum is σ = 83286834. Its totient is φ = 27762276.

The previous prime is 55524541. The next prime is 55524563. The reversal of 55524554 is 45542555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45542555 = 5 ⋅9108511.

It can be written as a sum of positive squares in only one way, i.e., 45252529 + 10272025 = 6727^2 + 3205^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13881137 + ... + 13881140.

Almost surely, 2^55524554 is an apocalyptic number.

55524554 is a deficient number, since it is larger than the sum of its proper divisors (27762280).

55524554 is a wasteful number, since it uses less digits than its factorization.

55524554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27762279.

The product of its digits is 100000, while the sum is 35.

The square root of 55524554 is about 7451.4799872240. The cubic root of 55524554 is about 381.5004251338.

The spelling of 55524554 in words is "fifty-five million, five hundred twenty-four thousand, five hundred fifty-four".