320254620002 has 4 divisors (see below), whose sum is σ = 480381930006. Its totient is φ = 160127310000.

The previous prime is 320254620001. The next prime is 320254620017. The reversal of 320254620002 is 200026452023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200026452023 = 1471 ⋅135979913.

It can be written as a sum of positive squares in only one way, i.e., 255337185481 + 64917434521 = 505309^2 + 254789^2 .

It is not an unprimeable number, because it can be changed into a prime (320254620001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80063654999 + ... + 80063655002.

Almost surely, 2^320254620002 is an apocalyptic number.

320254620002 is a deficient number, since it is larger than the sum of its proper divisors (160127310004).

320254620002 is a wasteful number, since it uses less digits than its factorization.

320254620002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160127310003.

The product of its (nonzero) digits is 5760, while the sum is 26.

The spelling of 320254620002 in words is "three hundred twenty billion, two hundred fifty-four million, six hundred twenty thousand, two".