1353621252132 has 36 divisors (see below), whose sum is σ = 3422722277520. Its totient is φ = 451066175472.

The previous prime is 1353621252121. The next prime is 1353621252149. The reversal of 1353621252132 is 2312521263531.

1353621252132 is a `hidden beast` number, since 1 + 3 + 5 + 3 + 621 + 2 + 5 + 21 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5754282 + ... + 5984897.

It is an arithmetic number, because the mean of its divisors is an integer number (95075618820).

Almost surely, 2^{1353621252132} is an apocalyptic number.

1353621252132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1353621252132 is an abundant number, since it is smaller than the sum of its proper divisors (2069101025388).

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

1353621252132 is a wasteful number, since it uses less digits than its factorization.

1353621252132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11742392 (or 11742387 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The spelling of 1353621252132 in words is "one trillion, three hundred fifty-three billion, six hundred twenty-one million, two hundred fifty-two thousand, one hundred thirty-two".