1999463058 has 96 divisors (see below), whose sum is σ = 4767562800. Its totient is φ = 602800128.

The previous prime is 1999463057. The next prime is 1999463069. The reversal of 1999463058 is 8503649991.

It can be written as a sum of positive squares in 8 ways, for example, as 1689456609 + 310006449 = 41103^2 + 17607^2 .

It is a super-3 number, since 3×1999463058³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

1999463058 is a modest number, since divided by 63058 gives 19994 as remainder.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1999462995 and 1999463013.

It is not an unprimeable number, because it can be changed into a prime (1999463051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2599698 + ... + 2600466.

Almost surely, 2^1999463058 is an apocalyptic number.

1999463058 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1999463058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2383781400).

1999463058 is an abundant number, since it is smaller than the sum of its proper divisors (2768099742).

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

1999463058 is a wasteful number, since it uses less digits than its factorization.

1999463058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116 (or 1113 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The square root of 1999463058 is about 44715.3559529609. The cubic root of 1999463058 is about 1259.8082890485.

The spelling of 1999463058 in words is "one billion, nine hundred ninety-nine million, four hundred sixty-three thousand, fifty-eight".