550025514440 has 64 divisors (see below), whose sum is σ = 1278089798400. Its totient is φ = 212909644288.

The previous prime is 550025514431. The next prime is 550025514481. The reversal of 550025514440 is 44415520055.

It is a super-3 number, since 3×550025514440³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 550025514440.

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, 1476314 + ... + 1810953.

It is an arithmetic number, because the mean of its divisors is an integer number (19970153100).

Almost surely, 2^550025514440 is an apocalyptic number.

It is an amenable number.

550025514440 is an abundant number, since it is smaller than the sum of its proper divisors (728064283960).

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

550025514440 is a wasteful number, since it uses less digits than its factorization.

550025514440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3287414 (or 3287410 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 35.

The spelling of 550025514440 in words is "five hundred fifty billion, twenty-five million, five hundred fourteen thousand, four hundred forty".