320436899246 has 16 divisors (see below), whose sum is σ = 483095390544. Its totient is φ = 159406177344.

The previous prime is 320436899227. The next prime is 320436899309. The reversal of 320436899246 is 642998634023.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 320436899191 and 320436899200.

It is a congruent number.

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, 329900 + ... + 865856.

It is an arithmetic number, because the mean of its divisors is an integer number (30193461909).

Almost surely, 2^320436899246 is an apocalyptic number.

320436899246 is a deficient number, since it is larger than the sum of its proper divisors (162658491298).

320436899246 is a wasteful number, since it uses less digits than its factorization.

320436899246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537475.

The product of its (nonzero) digits is 13436928, while the sum is 56.

The spelling of 320436899246 in words is "three hundred twenty billion, four hundred thirty-six million, eight hundred ninety-nine thousand, two hundred forty-six".