1958416955 has 16 divisors (see below), whose sum is σ = 2594640384. Its totient is φ = 1407139680.

The previous prime is 1958416937. The next prime is 1958416961. The reversal of 1958416955 is 5596148591.

It is not a de Polignac number, because 1958416955 - 2⁶ = 1958416891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1958416897 and 1958416906.

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 15 ways as a sum of consecutive naturals, for example, 209939 + ... + 219068.

It is an arithmetic number, because the mean of its divisors is an integer number (162165024).

Almost surely, 2^1958416955 is an apocalyptic number.

1958416955 is a deficient number, since it is larger than the sum of its proper divisors (636223429).

1958416955 is a wasteful number, since it uses less digits than its factorization.

1958416955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429106.

The product of its digits is 1944000, while the sum is 53.

The square root of 1958416955 is about 44254.0049600033. The cubic root of 1958416955 is about 1251.1279323088.

The spelling of 1958416955 in words is "one billion, nine hundred fifty-eight million, four hundred sixteen thousand, nine hundred fifty-five".