1552161552 has 20 divisors (see below), whose sum is σ = 4009750800. Its totient is φ = 517387168.

The previous prime is 1552161539. The next prime is 1552161563. The reversal of 1552161552 is 2551612551.

It is a super-3 number, since 3×1552161552³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16168302 + ... + 16168397.

It is an arithmetic number, because the mean of its divisors is an integer number (200487540).

Almost surely, 2^1552161552 is an apocalyptic number.

1552161552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1552161552 is an abundant number, since it is smaller than the sum of its proper divisors (2457589248).

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

1552161552 is a wasteful number, since it uses less digits than its factorization.

1552161552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32336710 (or 32336704 counting only the distinct ones).

The product of its digits is 15000, while the sum is 33.

The square root of 1552161552 is about 39397.4815438754. The cubic root of 1552161552 is about 1157.8322456186.

The spelling of 1552161552 in words is "one billion, five hundred fifty-two million, one hundred sixty-one thousand, five hundred fifty-two".