55578062 has 4 divisors (see below), whose sum is σ = 83367096. Its totient is φ = 27789030.

The previous prime is 55578053. The next prime is 55578109. The reversal of 55578062 is 26087555.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13894514 + ... + 13894517.

It is an arithmetic number, because the mean of its divisors is an integer number (20841774).

Almost surely, 2^55578062 is an apocalyptic number.

55578062 is a deficient number, since it is larger than the sum of its proper divisors (27789034).

55578062 is a wasteful number, since it uses less digits than its factorization.

55578062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27789033.

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 55578062 is about 7455.0695503127. The cubic root of 55578062 is about 381.6229341229.

The spelling of 55578062 in words is "fifty-five million, five hundred seventy-eight thousand, sixty-two".