556526023 has 4 divisors (see below), whose sum is σ = 567026568. Its totient is φ = 546025480.

The previous prime is 556526021. The next prime is 556526027. The reversal of 556526023 is 320625655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 556526023 - 2¹ = 556526021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 556526023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556526021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5250193 + ... + 5250298.

It is an arithmetic number, because the mean of its divisors is an integer number (141756642).

Almost surely, 2^556526023 is an apocalyptic number.

556526023 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

556526023 is a deficient number, since it is larger than the sum of its proper divisors (10500545).

556526023 is a wasteful number, since it uses less digits than its factorization.

556526023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10500544.

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 556526023 is about 23590.8037802869. The cubic root of 556526023 is about 822.5490886960.

The spelling of 556526023 in words is "five hundred fifty-six million, five hundred twenty-six thousand, twenty-three".