610629490221 has 16 divisors (see below), whose sum is σ = 841592414208. Its totient is φ = 393412575600.

The previous prime is 610629490213. The next prime is 610629490231. The reversal of 610629490221 is 122094926016.

It is not a de Polignac number, because 610629490221 - 2³ = 610629490213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610629490231) 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 15 ways as a sum of consecutive naturals, for example, 4448145 + ... + 4583366.

It is an arithmetic number, because the mean of its divisors is an integer number (52599525888).

Almost surely, 2^610629490221 is an apocalyptic number.

It is an amenable number.

610629490221 is a deficient number, since it is larger than the sum of its proper divisors (230962923987).

610629490221 is a wasteful number, since it uses less digits than its factorization.

610629490221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9032272.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 610629490221 in words is "six hundred ten billion, six hundred twenty-nine million, four hundred ninety thousand, two hundred twenty-one".