1353612521463 has 16 divisors (see below), whose sum is σ = 1812494447616. Its totient is φ = 898573214880.

The previous prime is 1353612521407. The next prime is 1353612521539. The reversal of 1353612521463 is 3641252163531.

It is a happy number.

It is not a de Polignac number, because 1353612521463 - 2⁸ = 1353612521207 is a prime.

It is a super-2 number, since 2×1353612521463² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353612522463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 982681 + ... + 1916477.

It is an arithmetic number, because the mean of its divisors is an integer number (113280902976).

Almost surely, 2^{1353612521463} is an apocalyptic number.

1353612521463 is a deficient number, since it is larger than the sum of its proper divisors (458881926153).

1353612521463 is a wasteful number, since it uses less digits than its factorization.

1353612521463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935854.

The product of its digits is 388800, while the sum is 42.

Adding to 1353612521463 its reverse (3641252163531), we get a palindrome (4994864684994).

The spelling of 1353612521463 in words is "one trillion, three hundred fifty-three billion, six hundred twelve million, five hundred twenty-one thousand, four hundred sixty-three".