626411053 has 8 divisors (see below), whose sum is σ = 663699960. Its totient is φ = 589171200.

The previous prime is 626411041. The next prime is 626411059. The reversal of 626411053 is 350114626.

It can be written as a sum of positive squares in 4 ways, for example, as 537636969 + 88774084 = 23187^2 + 9422^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 626411053 - 2⁵ = 626411021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (626411059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15903 + ... + 38803.

It is an arithmetic number, because the mean of its divisors is an integer number (82962495).

Almost surely, 2^626411053 is an apocalyptic number.

It is an amenable number.

626411053 is a deficient number, since it is larger than the sum of its proper divisors (37288907).

626411053 is a wasteful number, since it uses less digits than its factorization.

626411053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24527.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 626411053 is about 25028.2051493910. The cubic root of 626411053 is about 855.6309208404.

Adding to 626411053 its reverse (350114626), we get a palindrome (976525679).

The spelling of 626411053 in words is "six hundred twenty-six million, four hundred eleven thousand, fifty-three".