561426411 has 64 divisors (see below), whose sum is σ = 983743488. Its totient is φ = 276369408.

The previous prime is 561426401. The next prime is 561426413. The reversal of 561426411 is 114624165.

It is not a de Polignac number, because 561426411 - 2¹¹ = 561424363 is a prime.

It is a super-2 number, since 2×561426411² = 630399229936681842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (561426413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 635376 + ... + 636258.

It is an arithmetic number, because the mean of its divisors is an integer number (15370992).

Almost surely, 2^561426411 is an apocalyptic number.

561426411 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

561426411 is a deficient number, since it is larger than the sum of its proper divisors (422317077).

561426411 is a wasteful number, since it uses less digits than its factorization.

561426411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060.

The product of its digits is 5760, while the sum is 30.

The square root of 561426411 is about 23694.4383980714. The cubic root of 561426411 is about 824.9563054912.

The spelling of 561426411 in words is "five hundred sixty-one million, four hundred twenty-six thousand, four hundred eleven".