554551320000 has 140 divisors (see below), whose sum is σ = 1833476455976. Its totient is φ = 147880320000.

The previous prime is 554551319983. The next prime is 554551320007. The reversal of 554551320000 is 23155455.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 554551320000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554551320007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2190631 + ... + 2430630.

Almost surely, 2^554551320000 is an apocalyptic number.

554551320000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

554551320000 is an abundant number, since it is smaller than the sum of its proper divisors (1278925135976).

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

554551320000 is an equidigital number, since it uses as much as digits as its factorization.

554551320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4621296 (or 4621271 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

Adding to 554551320000 its reverse (23155455), we get a palindrome (554574475455).

The spelling of 554551320000 in words is "five hundred fifty-four billion, five hundred fifty-one million, three hundred twenty thousand".