550055505552 has 40 divisors (see below), whose sum is σ = 1623973398336. Its totient is φ = 157158715776.

The previous prime is 550055505541. The next prime is 550055505607. The reversal of 550055505552 is 255505550055.

It is a super-2 number, since 2×550055505552² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818534643 + ... + 818535314.

Almost surely, 2^550055505552 is an apocalyptic number.

It is an amenable number.

550055505552 is an abundant number, since it is smaller than the sum of its proper divisors (1073917892784).

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

550055505552 is a wasteful number, since it uses less digits than its factorization.

550055505552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637069975 (or 1637069969 counting only the distinct ones).

The product of its (nonzero) digits is 781250, while the sum is 42.

The spelling of 550055505552 in words is "five hundred fifty billion, fifty-five million, five hundred five thousand, five hundred fifty-two".