554155380 has 144 divisors (see below), whose sum is σ = 1772918784. Its totient is φ = 139898880.

The previous prime is 554155379. The next prime is 554155429. The reversal of 554155380 is 83551455.

It is a happy number.

554155380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 261204 + ... + 263316.

It is an arithmetic number, because the mean of its divisors is an integer number (12311936).

Almost surely, 2^554155380 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 554155380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (886459392).

554155380 is an abundant number, since it is smaller than the sum of its proper divisors (1218763404).

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

554155380 is a wasteful number, since it uses less digits than its factorization.

554155380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206 (or 2201 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The square root of 554155380 is about 23540.5050922872. The cubic root of 554155380 is about 821.3794844589.

The spelling of 554155380 in words is "five hundred fifty-four million, one hundred fifty-five thousand, three hundred eighty".