387001732273 has 16 divisors (see below), whose sum is σ = 424054390032. Its totient is φ = 351002016000.

The previous prime is 387001732189. The next prime is 387001732291. The reversal of 387001732273 is 372237100783.

It can be written as a sum of positive squares in 8 ways, for example, as 10279526544 + 376722205729 = 101388^2 + 613777^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-387001732273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (387001732973) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 486903 + ... + 1005523.

It is an arithmetic number, because the mean of its divisors is an integer number (26503399377).

Almost surely, 2^387001732273 is an apocalyptic number.

It is an amenable number.

387001732273 is a deficient number, since it is larger than the sum of its proper divisors (37052657759).

387001732273 is a wasteful number, since it uses less digits than its factorization.

387001732273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519636.

The product of its (nonzero) digits is 296352, while the sum is 43.

The spelling of 387001732273 in words is "three hundred eighty-seven billion, one million, seven hundred thirty-two thousand, two hundred seventy-three".