1553011532312 has 16 divisors (see below), whose sum is σ = 2912714854800. Its totient is φ = 776287571040.

The previous prime is 1553011532291. The next prime is 1553011532323. The reversal of 1553011532312 is 2132351103551.

It is a congruent number.

It is an unprimeable number.

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, 27244139 + ... + 27301082.

It is an arithmetic number, because the mean of its divisors is an integer number (182044678425).

Almost surely, 2^{1553011532312} is an apocalyptic number.

It is an amenable number.

1553011532312 is a deficient number, since it is larger than the sum of its proper divisors (1359703322488).

1553011532312 is a wasteful number, since it uses less digits than its factorization.

1553011532312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54548786 (or 54548782 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 32.

Adding to 1553011532312 its reverse (2132351103551), we get a palindrome (3685362635863).

The spelling of 1553011532312 in words is "one trillion, five hundred fifty-three billion, eleven million, five hundred thirty-two thousand, three hundred twelve".