320257454602 has 8 divisors (see below), whose sum is σ = 481674081636. Its totient is φ = 159699427392.

The previous prime is 320257454591. The next prime is 320257454683. The reversal of 320257454602 is 206454752023.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 317274219441 + 2983235161 = 563271^2 + 54619^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214649023 + ... + 214650514.

Almost surely, 2^320257454602 is an apocalyptic number.

320257454602 is a deficient number, since it is larger than the sum of its proper divisors (161416627034).

320257454602 is a wasteful number, since it uses less digits than its factorization.

320257454602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429299912.

The product of its (nonzero) digits is 403200, while the sum is 40.

The spelling of 320257454602 in words is "three hundred twenty billion, two hundred fifty-seven million, four hundred fifty-four thousand, six hundred two".