530778033258 has 64 divisors (see below), whose sum is σ = 1199706318720. Its totient is φ = 155073632000.

The previous prime is 530778033223. The next prime is 530778033283. The reversal of 530778033258 is 852330877035.

It is a self number, because there is not a number n which added to its sum of digits gives 530778033258.

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, 1143916 + ... + 1539512.

It is an arithmetic number, because the mean of its divisors is an integer number (18745411230).

Almost surely, 2^530778033258 is an apocalyptic number.

530778033258 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 530778033258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (599853159360).

530778033258 is an abundant number, since it is smaller than the sum of its proper divisors (668928285462).

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

530778033258 is a wasteful number, since it uses less digits than its factorization.

530778033258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396343.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 530778033258 in words is "five hundred thirty billion, seven hundred seventy-eight million, thirty-three thousand, two hundred fifty-eight".