320055151545 has 12 divisors (see below), whose sum is σ = 554762262756. Its totient is φ = 170696080800.

The previous prime is 320055151519. The next prime is 320055151553. The reversal of 320055151545 is 545151550023.

320055151545 is a `hidden beast` number, since 3 + 2 + 0 + 0 + 551 + 51 + 54 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 48860007849 + 271195143696 = 221043^2 + 520764^2 .

It is not a de Polignac number, because 320055151545 - 2⁵ = 320055151513 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3556168306 + ... + 3556168395.

It is an arithmetic number, because the mean of its divisors is an integer number (46230188563).

Almost surely, 2^320055151545 is an apocalyptic number.

It is an amenable number.

320055151545 is a deficient number, since it is larger than the sum of its proper divisors (234707111211).

320055151545 is a wasteful number, since it uses less digits than its factorization.

320055151545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7112336712 (or 7112336709 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The spelling of 320055151545 in words is "three hundred twenty billion, fifty-five million, one hundred fifty-one thousand, five hundred forty-five".