320235550490 has 32 divisors (see below), whose sum is σ = 583579324944. Its totient is φ = 126513640960.

The previous prime is 320235550487. The next prime is 320235550493. The reversal of 320235550490 is 94055532023.

It is an interprime number because it is at equal distance from previous prime (320235550487) and next prime (320235550493).

It can be written as a sum of positive squares in 8 ways, for example, as 281847377449 + 38388173041 = 530893^2 + 195929^2 .

It is not an unprimeable number, because it can be changed into a prime (320235550493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323381 + ... + 863160.

Almost surely, 2^320235550490 is an apocalyptic number.

320235550490 is a deficient number, since it is larger than the sum of its proper divisors (263343774454).

320235550490 is a wasteful number, since it uses less digits than its factorization.

320235550490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186882.

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 320235550490 in words is "three hundred twenty billion, two hundred thirty-five million, five hundred fifty thousand, four hundred ninety".