84801252021 has 8 divisors (see below), whose sum is σ = 113325896640. Its totient is φ = 56405387712.

The previous prime is 84801252007. The next prime is 84801252023. The reversal of 84801252021 is 12025210848.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84801252021 - 2¹⁵ = 84801219253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84801252023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32193540 + ... + 32196173.

It is an arithmetic number, because the mean of its divisors is an integer number (14165737080).

Almost surely, 2^84801252021 is an apocalyptic number.

It is an amenable number.

84801252021 is a deficient number, since it is larger than the sum of its proper divisors (28524644619).

84801252021 is a wasteful number, since it uses less digits than its factorization.

84801252021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64390155.

The product of its (nonzero) digits is 10240, while the sum is 33.

Adding to 84801252021 its reverse (12025210848), we get a palindrome (96826462869).

The spelling of 84801252021 in words is "eighty-four billion, eight hundred one million, two hundred fifty-two thousand, twenty-one".