1006502226621 has 4 divisors (see below), whose sum is σ = 1342002968832. Its totient is φ = 671001484412.

The previous prime is 1006502226571. The next prime is 1006502226637. The reversal of 1006502226621 is 1266222056001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1006502226621 - 2⁶ = 1006502226557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006502226421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167750371101 + ... + 167750371106.

It is an arithmetic number, because the mean of its divisors is an integer number (335500742208).

Almost surely, 2^{1006502226621} is an apocalyptic number.

It is an amenable number.

1006502226621 is a deficient number, since it is larger than the sum of its proper divisors (335500742211).

1006502226621 is an equidigital number, since it uses as much as digits as its factorization.

1006502226621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335500742210.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 1006502226621 in words is "one trillion, six billion, five hundred two million, two hundred twenty-six thousand, six hundred twenty-one".