1958432255 has 16 divisors (see below), whose sum is σ = 2533192704. Its totient is φ = 1444915200.

The previous prime is 1958432243. The next prime is 1958432261. The reversal of 1958432255 is 5522348591.

It is not a de Polignac number, because 1958432255 - 2⁶ = 1958432191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61727 + ... + 87903.

It is an arithmetic number, because the mean of its divisors is an integer number (158324544).

Almost surely, 2^1958432255 is an apocalyptic number.

1958432255 is a deficient number, since it is larger than the sum of its proper divisors (574760449).

1958432255 is a wasteful number, since it uses less digits than its factorization.

1958432255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27346.

The product of its digits is 432000, while the sum is 44.

The square root of 1958432255 is about 44254.1778253760. The cubic root of 1958432255 is about 1251.1311904178.

The spelling of 1958432255 in words is "one billion, nine hundred fifty-eight million, four hundred thirty-two thousand, two hundred fifty-five".