55209603358 has 32 divisors (see below), whose sum is σ = 103070681280. Its totient is φ = 21595749120.

The previous prime is 55209603347. The next prime is 55209603403. The reversal of 55209603358 is 85330690255.

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, 1688013 + ... + 1720408.

It is an arithmetic number, because the mean of its divisors is an integer number (3220958790).

Almost surely, 2^55209603358 is an apocalyptic number.

55209603358 is a deficient number, since it is larger than the sum of its proper divisors (47861077922).

55209603358 is a wasteful number, since it uses less digits than its factorization.

55209603358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408532.

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 55209603358 in words is "fifty-five billion, two hundred nine million, six hundred three thousand, three hundred fifty-eight".