551060050000 has 120 divisors (see below), whose sum is σ = 1365553661472. Its totient is φ = 215297040000.

The previous prime is 551060049997. The next prime is 551060050087. The reversal of 551060050000 is 50060155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2021847 + ... + 2278153.

Almost surely, 2^551060050000 is an apocalyptic number.

551060050000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551060050000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (682776830736).

551060050000 is an abundant number, since it is smaller than the sum of its proper divisors (814493611472).

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

551060050000 is an equidigital number, since it uses as much as digits as its factorization.

551060050000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256383 (or 256357 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The spelling of 551060050000 in words is "five hundred fifty-one billion, sixty million, fifty thousand".