556672351 has 2 divisors, whose sum is σ = 556672352. Its totient is φ = 556672350.

The previous prime is 556672217. The next prime is 556672399. The reversal of 556672351 is 153276655.

556672351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 556672351 - 2¹³ = 556664159 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556672651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278336175 + 278336176.

It is an arithmetic number, because the mean of its divisors is an integer number (278336176).

Almost surely, 2^556672351 is an apocalyptic number.

556672351 is a deficient number, since it is larger than the sum of its proper divisors (1).

556672351 is an equidigital number, since it uses as much as digits as its factorization.

556672351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 40.

The square root of 556672351 is about 23593.9049544580. The cubic root of 556672351 is about 822.6211736244.

The spelling of 556672351 in words is "five hundred fifty-six million, six hundred seventy-two thousand, three hundred fifty-one".