1352623346621 has 16 divisors (see below), whose sum is σ = 1457031483648. Its totient is φ = 1251090758400.

The previous prime is 1352623346579. The next prime is 1352623346623. The reversal of 1352623346621 is 1266433262531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1352623346621 - 2¹⁰ = 1352623345597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352623346623) 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, 1426310 + ... + 2177063.

It is an arithmetic number, because the mean of its divisors is an integer number (91064467728).

Almost surely, 2^{1352623346621} is an apocalyptic number.

It is an amenable number.

1352623346621 is a deficient number, since it is larger than the sum of its proper divisors (104408137027).

1352623346621 is a wasteful number, since it uses less digits than its factorization.

1352623346621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3603772.

The product of its digits is 933120, while the sum is 44.

The spelling of 1352623346621 in words is "one trillion, three hundred fifty-two billion, six hundred twenty-three million, three hundred forty-six thousand, six hundred twenty-one".