550026787275840 has 224 divisors, whose sum is σ = 2009206196870400. Its totient is φ = 124876647161856.

The previous prime is 550026787275727. The next prime is 550026787275907. The reversal of 550026787275840 is 48572787620055.

It is a tau number, because it is divible by the number of its divisors (224).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273660547 + ... + 275663106.

Almost surely, 2^{550026787275840} is an apocalyptic number.

It is an amenable number.

550026787275840 is an abundant number, since it is smaller than the sum of its proper divisors (1459179409594560).

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

550026787275840 is a wasteful number, since it uses less digits than its factorization.

550026787275840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549323829 (or 549323819 counting only the distinct ones).

The product of its (nonzero) digits is 263424000, while the sum is 66.

The spelling of 550026787275840 in words is "five hundred fifty trillion, twenty-six billion, seven hundred eighty-seven million, two hundred seventy-five thousand, eight hundred forty".