1353621464523 has 48 divisors (see below), whose sum is σ = 2040574728192. Its totient is φ = 863680320000.

The previous prime is 1353621464509. The next prime is 1353621464543. The reversal of 1353621464523 is 3254641263531.

1353621464523 is a `hidden beast` number, since 1 + 3 + 5 + 3 + 62 + 1 + 4 + 64 + 523 = 666.

It is not a de Polignac number, because 1353621464523 - 2¹⁸ = 1353621202379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1353621464543) 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 47 ways as a sum of consecutive naturals, for example, 39251178 + ... + 39285648.

It is an arithmetic number, because the mean of its divisors is an integer number (42511973504).

Almost surely, 2^{1353621464523} is an apocalyptic number.

1353621464523 is a deficient number, since it is larger than the sum of its proper divisors (686953263669).

1353621464523 is a wasteful number, since it uses less digits than its factorization.

1353621464523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36056 (or 36053 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The spelling of 1353621464523 in words is "one trillion, three hundred fifty-three billion, six hundred twenty-one million, four hundred sixty-four thousand, five hundred twenty-three".