801459225021 has 32 divisors (see below), whose sum is σ = 1315604512768. Its totient is φ = 422622567360.

The previous prime is 801459224963. The next prime is 801459225041. The reversal of 801459225021 is 120522954108.

It is not a de Polignac number, because 801459225021 - 2⁹ = 801459224509 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801459225041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 492870 + ... + 1358616.

It is an arithmetic number, because the mean of its divisors is an integer number (41112641024).

Almost surely, 2^801459225021 is an apocalyptic number.

It is an amenable number.

801459225021 is a deficient number, since it is larger than the sum of its proper divisors (514145287747).

801459225021 is a wasteful number, since it uses less digits than its factorization.

801459225021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869161.

The product of its (nonzero) digits is 57600, while the sum is 39.

The spelling of 801459225021 in words is "eight hundred one billion, four hundred fifty-nine million, two hundred twenty-five thousand, twenty-one".