1553453534252 has 12 divisors (see below), whose sum is σ = 2752955630880. Its totient is φ = 766894782576.

The previous prime is 1553453534219. The next prime is 1553453534257. The reversal of 1553453534252 is 2524353543551.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1553453534197 and 1553453534206.

It is not an unprimeable number, because it can be changed into a prime (1553453534257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2457995783 + ... + 2457996414.

It is an arithmetic number, because the mean of its divisors is an integer number (229412969240).

Almost surely, 2^{1553453534252} is an apocalyptic number.

It is an amenable number.

1553453534252 is a deficient number, since it is larger than the sum of its proper divisors (1199502096628).

1553453534252 is a wasteful number, since it uses less digits than its factorization.

1553453534252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4915992280 (or 4915992278 counting only the distinct ones).

The product of its digits is 5400000, while the sum is 47.

The spelling of 1553453534252 in words is "one trillion, five hundred fifty-three billion, four hundred fifty-three million, five hundred thirty-four thousand, two hundred fifty-two".