1552221652534 has 8 divisors (see below), whose sum is σ = 2660951404368. Its totient is φ = 665237851080.

The previous prime is 1552221652511. The next prime is 1552221652547. The reversal of 1552221652534 is 4352561222551.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55436487577 + ... + 55436487604.

It is an arithmetic number, because the mean of its divisors is an integer number (332618925546).

Almost surely, 2^{1552221652534} is an apocalyptic number.

1552221652534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1552221652534 is a deficient number, since it is larger than the sum of its proper divisors (1108729751834).

1552221652534 is a wasteful number, since it uses less digits than its factorization.

1552221652534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110872975190.

The product of its digits is 720000, while the sum is 43.

The spelling of 1552221652534 in words is "one trillion, five hundred fifty-two billion, two hundred twenty-one million, six hundred fifty-two thousand, five hundred thirty-four".