1552550165 has 8 divisors (see below), whose sum is σ = 1864137120. Its totient is φ = 1241322192.

The previous prime is 1552550161. The next prime is 1552550191. The reversal of 1552550165 is 5610552551.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1552550165 - 2² = 1552550161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552550161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80135 + ... + 97604.

It is an arithmetic number, because the mean of its divisors is an integer number (233017140).

Almost surely, 2^1552550165 is an apocalyptic number.

It is an amenable number.

1552550165 is a deficient number, since it is larger than the sum of its proper divisors (311586955).

1552550165 is a wasteful number, since it uses less digits than its factorization.

1552550165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179491.

The product of its (nonzero) digits is 37500, while the sum is 35.

The square root of 1552550165 is about 39402.4131875194. The cubic root of 1552550165 is about 1157.9288659556.

The spelling of 1552550165 in words is "one billion, five hundred fifty-two million, five hundred fifty thousand, one hundred sixty-five".