626461161 has 8 divisors (see below), whose sum is σ = 864084480. Its totient is φ = 403239312.

The previous prime is 626461159. The next prime is 626461183. The reversal of 626461161 is 161164626.

It is a happy number.

626461161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 626461161 - 2¹ = 626461159 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (626461061) 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, 3600265 + ... + 3600438.

It is an arithmetic number, because the mean of its divisors is an integer number (108010560).

Almost surely, 2^626461161 is an apocalyptic number.

It is an amenable number.

626461161 is a deficient number, since it is larger than the sum of its proper divisors (237623319).

626461161 is a wasteful number, since it uses less digits than its factorization.

626461161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7200735.

The product of its digits is 10368, while the sum is 33.

The square root of 626461161 is about 25029.2061600044. The cubic root of 626461161 is about 855.6537348328.

The spelling of 626461161 in words is "six hundred twenty-six million, four hundred sixty-one thousand, one hundred sixty-one".