1552044816 has 225 divisors, whose sum is σ = 5143955271. Its totient is φ = 436822848.

The previous prime is 1552044797. The next prime is 1552044821. The reversal of 1552044816 is 6184402551.

It is a happy number.

The square root of 1552044816 is 39396.

It is a perfect power (a square), and thus also a powerful number.

1552044816 is a `hidden beast` number, since 15 + 520 + 44 + 81 + 6 = 666.

It is a super-2 number, since 2×1552044816² = 4817686221744947712, which contains 22 as substring.

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

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 44 ways as a sum of consecutive naturals, for example, 23164815 + ... + 23164881.

Almost surely, 2^1552044816 is an apocalyptic number.

1552044816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1552044816 is the 39396-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1552044816

1552044816 is an abundant number, since it is smaller than the sum of its proper divisors (3591910455).

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

1552044816 is an frugal number, since it uses more digits than its factorization.

1552044816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The cubic root of 1552044816 is about 1157.8032185513.

Multiplying 1552044816 by its sum of digits (36), we get a square (55873613376 = 236376²).

1552044816 divided by its sum of digits (36) gives a square (43112356 = 6566²).

The spelling of 1552044816 in words is "one billion, five hundred fifty-two million, forty-four thousand, eight hundred sixteen".