320237481652 has 12 divisors (see below), whose sum is σ = 611362465056. Its totient is φ = 145562491640.

The previous prime is 320237481647. The next prime is 320237481661. The reversal of 320237481652 is 256184732023.

It is a junction number, because it is equal to n+sod(n) for n = 320237481599 and 320237481608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3639062248 + ... + 3639062335.

It is an arithmetic number, because the mean of its divisors is an integer number (50946872088).

Almost surely, 2^320237481652 is an apocalyptic number.

It is an amenable number.

320237481652 is a deficient number, since it is larger than the sum of its proper divisors (291124983404).

320237481652 is a wasteful number, since it uses less digits than its factorization.

320237481652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7278124598 (or 7278124596 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 320237481652 in words is "three hundred twenty billion, two hundred thirty-seven million, four hundred eighty-one thousand, six hundred fifty-two".