1328378058 has 48 divisors (see below), whose sum is σ = 3321916416. Its totient is φ = 375775200.

The previous prime is 1328378057. The next prime is 1328378063. The reversal of 1328378058 is 8508738231.

It is a super-3 number, since 3×1328378058³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1328378053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39466 + ... + 64917.

It is an arithmetic number, because the mean of its divisors is an integer number (69206592).

Almost surely, 2^1328378058 is an apocalyptic number.

1328378058 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1328378058 is an abundant number, since it is smaller than the sum of its proper divisors (1993538358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1328378058 is a wasteful number, since it uses less digits than its factorization.

1328378058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104499 (or 104496 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 1328378058 is about 36446.9211045323. The cubic root of 1328378058 is about 1099.2772271227.

The spelling of 1328378058 in words is "one billion, three hundred twenty-eight million, three hundred seventy-eight thousand, fifty-eight".