552505145 has 8 divisors (see below), whose sum is σ = 665350656. Its totient is φ = 440441136.

The previous prime is 552505133. The next prime is 552505171. The reversal of 552505145 is 541505255.

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 552505145 - 2¹⁸ = 552243001 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193817 + ... + 196646.

It is an arithmetic number, because the mean of its divisors is an integer number (83168832).

Almost surely, 2^552505145 is an apocalyptic number.

It is an amenable number.

552505145 is a deficient number, since it is larger than the sum of its proper divisors (112845511).

552505145 is a wasteful number, since it uses less digits than its factorization.

552505145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390751.

The product of its (nonzero) digits is 25000, while the sum is 32.

The square root of 552505145 is about 23505.4279901473. The cubic root of 552505145 is about 820.5633373700.

The spelling of 552505145 in words is "five hundred fifty-two million, five hundred five thousand, one hundred forty-five".