1019354472328 has 16 divisors (see below), whose sum is σ = 2023718437980. Its totient is φ = 479696222208.

The previous prime is 1019354472289. The next prime is 1019354472329. The reversal of 1019354472328 is 8232744539101.

It can be written as a sum of positive squares in 2 ways, for example, as 997557493284 + 21796979044 = 998778^2 + 147638^2 .

It is a super-3 number, since 3×1019354472328³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1019354472329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3747626601 + ... + 3747626872.

Almost surely, 2^{1019354472328} is an apocalyptic number.

It is an amenable number.

1019354472328 is a deficient number, since it is larger than the sum of its proper divisors (1004363965652).

1019354472328 is a wasteful number, since it uses less digits than its factorization.

1019354472328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7495253496 (or 7495253492 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 1019354472328 in words is "one trillion, nineteen billion, three hundred fifty-four million, four hundred seventy-two thousand, three hundred twenty-eight".