258278050058 has 64 divisors (see below), whose sum is σ = 493734528000. Its totient is φ = 98645610240.

The previous prime is 258278050003. The next prime is 258278050081. The reversal of 258278050058 is 850050872852.

It is a super-2 number, since 2×258278050058² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 258278049988 and 258278050015.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9478073 + ... + 9505283.

It is an arithmetic number, because the mean of its divisors is an integer number (7714602000).

Almost surely, 2^258278050058 is an apocalyptic number.

258278050058 is a deficient number, since it is larger than the sum of its proper divisors (235456477942).

258278050058 is a wasteful number, since it uses less digits than its factorization.

258278050058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29355.

The product of its (nonzero) digits is 1792000, while the sum is 50.

The spelling of 258278050058 in words is "two hundred fifty-eight billion, two hundred seventy-eight million, fifty thousand, fifty-eight".