8921822152253 has 4 divisors (see below), whose sum is σ = 8966655429600. Its totient is φ = 8876988874908.

The previous prime is 8921822152249. The next prime is 8921822152261. The reversal of 8921822152253 is 3522512281298.

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 8921822152253 - 2² = 8921822152249 is a prime.

It is a super-2 number, since 2×8921822152253² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8921822152223) 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, 22416638375 + ... + 22416638772.

It is an arithmetic number, because the mean of its divisors is an integer number (2241663857400).

Almost surely, 2^{8921822152253} is an apocalyptic number.

It is an amenable number.

8921822152253 is a deficient number, since it is larger than the sum of its proper divisors (44833277347).

8921822152253 is a wasteful number, since it uses less digits than its factorization.

8921822152253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44833277346.

The product of its digits is 1382400, while the sum is 50.

The spelling of 8921822152253 in words is "eight trillion, nine hundred twenty-one billion, eight hundred twenty-two million, one hundred fifty-two thousand, two hundred fifty-three".