55502445 has 16 divisors (see below), whose sum is σ = 89044992. Its totient is φ = 29520960.

The previous prime is 55502437. The next prime is 55502459. The reversal of 55502445 is 54420555.

It is not a de Polignac number, because 55502445 - 2³ = 55502437 is a prime.

It is a Curzon number.

It is a congruent number.

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, 915 + ... + 10575.

It is an arithmetic number, because the mean of its divisors is an integer number (5565312).

Almost surely, 2^55502445 is an apocalyptic number.

It is an amenable number.

55502445 is a deficient number, since it is larger than the sum of its proper divisors (33542547).

55502445 is a wasteful number, since it uses less digits than its factorization.

55502445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10052.

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 55502445 is about 7449.9963087239. The cubic root of 55502445 is about 381.4497825979.

The spelling of 55502445 in words is "fifty-five million, five hundred two thousand, four hundred forty-five".