55506626 has 8 divisors (see below), whose sum is σ = 95154240. Its totient is φ = 23788548.

The previous prime is 55506599. The next prime is 55506637. The reversal of 55506626 is 62660555.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1982366 + ... + 1982393.

It is an arithmetic number, because the mean of its divisors is an integer number (11894280).

Almost surely, 2^55506626 is an apocalyptic number.

55506626 is a deficient number, since it is larger than the sum of its proper divisors (39647614).

55506626 is a wasteful number, since it uses less digits than its factorization.

55506626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3964768.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 55506626 is about 7450.2769076055. The cubic root of 55506626 is about 381.4593605633.

The spelling of 55506626 in words is "fifty-five million, five hundred six thousand, six hundred twenty-six".