320514506242442 has 16 divisors (see below), whose sum is σ = 487362031646472. Its totient is φ = 158060534952960.

The previous prime is 320514506242439. The next prime is 320514506242471. The reversal of 320514506242442 is 244242605415023.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 320456935518721 + 57570723721 = 17901311^2 + 239939^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320514506242393 and 320514506242402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6663668 + ... + 26180784.

Almost surely, 2^{320514506242442} is an apocalyptic number.

320514506242442 is a deficient number, since it is larger than the sum of its proper divisors (166847525404030).

320514506242442 is a wasteful number, since it uses less digits than its factorization.

320514506242442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19629673.

The product of its (nonzero) digits is 1843200, while the sum is 44.

The spelling of 320514506242442 in words is "three hundred twenty trillion, five hundred fourteen billion, five hundred six million, two hundred forty-two thousand, four hundred forty-two".