1552398340129 has 8 divisors (see below), whose sum is σ = 1910644111040. Its totient is φ = 1228271214096.

The previous prime is 1552398340091. The next prime is 1552398340139. The reversal of 1552398340129 is 9210438932551.

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 1552398340129 - 2²¹ = 1552396242977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552398340139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8529661119 + ... + 8529661300.

It is an arithmetic number, because the mean of its divisors is an integer number (238830513880).

Almost surely, 2^{1552398340129} is an apocalyptic number.

It is an amenable number.

1552398340129 is a deficient number, since it is larger than the sum of its proper divisors (358245770911).

1552398340129 is a wasteful number, since it uses less digits than its factorization.

1552398340129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17059322439.

The product of its (nonzero) digits is 2332800, while the sum is 52.

The spelling of 1552398340129 in words is "one trillion, five hundred fifty-two billion, three hundred ninety-eight million, three hundred forty thousand, one hundred twenty-nine".