1553040534246 has 32 divisors (see below), whose sum is σ = 3134510438400. Its totient is φ = 512944704384.

The previous prime is 1553040534239. The next prime is 1553040534251. The reversal of 1553040534246 is 6424350403551.

It is a super-2 number, since 2×1553040534246² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1553040534198 and 1553040534207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1923955 + ... + 2609153.

It is an arithmetic number, because the mean of its divisors is an integer number (97953451200).

Almost surely, 2^{1553040534246} is an apocalyptic number.

1553040534246 is an abundant number, since it is smaller than the sum of its proper divisors (1581469904154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1553040534246 is a wasteful number, since it uses less digits than its factorization.

1553040534246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688660.

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 1553040534246 its reverse (6424350403551), we get a palindrome (7977390937797).

The spelling of 1553040534246 in words is "one trillion, five hundred fifty-three billion, forty million, five hundred thirty-four thousand, two hundred forty-six".