1036653344021 has 16 divisors (see below), whose sum is σ = 1059002398080. Its totient is φ = 1014409331520.

The previous prime is 1036653344017. The next prime is 1036653344059. The reversal of 1036653344021 is 1204433566301.

It is a cyclic number.

It is not a de Polignac number, because 1036653344021 - 2² = 1036653344017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1036653347021) 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, 82196006 + ... + 82208616.

It is an arithmetic number, because the mean of its divisors is an integer number (66187649880).

Almost surely, 2^{1036653344021} is an apocalyptic number.

It is an amenable number.

1036653344021 is a deficient number, since it is larger than the sum of its proper divisors (22349054059).

1036653344021 is a wasteful number, since it uses less digits than its factorization.

1036653344021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16636.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 1036653344021 in words is "one trillion, thirty-six billion, six hundred fifty-three million, three hundred forty-four thousand, twenty-one".