1552273904412 has 576 divisors, whose sum is σ = 5290137216000. Its totient is φ = 371589120000.

The previous prime is 1552273904299. The next prime is 1552273904413. The reversal of 1552273904412 is 2144093722551.

1552273904412 is a `hidden beast` number, since 1 + 5 + 5 + 227 + 3 + 9 + 0 + 4 + 412 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552273904413) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 969564412 + ... + 969566012.

It is an arithmetic number, because the mean of its divisors is an integer number (9184266000).

Almost surely, 2^{1552273904412} is an apocalyptic number.

1552273904412 is a gapful number since it is divisible by the number (12) 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 1552273904412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2645068608000).

1552273904412 is an abundant number, since it is smaller than the sum of its proper divisors (3737863311588).

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

1552273904412 is a wasteful number, since it uses less digits than its factorization.

1552273904412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138 (or 2133 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 1552273904412 in words is "one trillion, five hundred fifty-two billion, two hundred seventy-three million, nine hundred four thousand, four hundred twelve".