1553463213361 has 8 divisors (see below), whose sum is σ = 1595670231744. Its totient is φ = 1511267854320.

The previous prime is 1553463213317. The next prime is 1553463213413. The reversal of 1553463213361 is 1633123643551.

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 1553463213361 - 2¹⁹ = 1553462689073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1553463213301) 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, 2644405 + ... + 3178018.

It is an arithmetic number, because the mean of its divisors is an integer number (199458778968).

Almost surely, 2^{1553463213361} is an apocalyptic number.

It is an amenable number.

1553463213361 is a deficient number, since it is larger than the sum of its proper divisors (42207018383).

1553463213361 is an equidigital number, since it uses as much as digits as its factorization.

1553463213361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5829671.

The product of its digits is 583200, while the sum is 43.

The spelling of 1553463213361 in words is "one trillion, five hundred fifty-three billion, four hundred sixty-three million, two hundred thirteen thousand, three hundred sixty-one".