1552557124343 has 4 divisors (see below), whose sum is σ = 1555344480600. Its totient is φ = 1549769768088.

The previous prime is 1552557124309. The next prime is 1552557124351. The reversal of 1552557124343 is 3434217552551.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1552557124343 - 2⁸ = 1552557124087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552557124043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1393677293 + ... + 1393678406.

It is an arithmetic number, because the mean of its divisors is an integer number (388836120150).

Almost surely, 2^{1552557124343} is an apocalyptic number.

1552557124343 is a deficient number, since it is larger than the sum of its proper divisors (2787356257).

1552557124343 is an equidigital number, since it uses as much as digits as its factorization.

1552557124343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787356256.

The product of its digits is 2520000, while the sum is 47.

The spelling of 1552557124343 in words is "one trillion, five hundred fifty-two billion, five hundred fifty-seven million, one hundred twenty-four thousand, three hundred forty-three".