55521003551226 has 8 divisors (see below), whose sum is σ = 111042007102464. Its totient is φ = 18507001183740.

The previous prime is 55521003551177. The next prime is 55521003551249. The reversal of 55521003551226 is 62215530012555.

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

55521003551226 is an admirable number.

It is a super-2 number, since 2×55521003551226² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4626750295930 + ... + 4626750295941.

It is an arithmetic number, because the mean of its divisors is an integer number (13880250887808).

Almost surely, 2^{55521003551226} is an apocalyptic number.

55521003551226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55521003551226 is a wasteful number, since it uses less digits than its factorization.

55521003551226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9253500591876.

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 55521003551226 in words is "fifty-five trillion, five hundred twenty-one billion, three million, five hundred fifty-one thousand, two hundred twenty-six".