1554380534322 has 192 divisors, whose sum is σ = 4290524080128. Its totient is φ = 395006976000.

The previous prime is 1554380534321. The next prime is 1554380534353. The reversal of 1554380534322 is 2234350834551.

1554380534322 is a `hidden beast` number, since 1 + 5 + 5 + 4 + 3 + 80 + 534 + 32 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (1554380534321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12830898 + ... + 12951474.

It is an arithmetic number, because the mean of its divisors is an integer number (22346479584).

Almost surely, 2^{1554380534322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1554380534322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2145262040064).

1554380534322 is an abundant number, since it is smaller than the sum of its proper divisors (2736143545806).

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

1554380534322 is a wasteful number, since it uses less digits than its factorization.

1554380534322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120805 (or 120802 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 1554380534322 in words is "one trillion, five hundred fifty-four billion, three hundred eighty million, five hundred thirty-four thousand, three hundred twenty-two".