610544345421 has 16 divisors (see below), whose sum is σ = 816913649664. Its totient is φ = 405602562624.

The previous prime is 610544345417. The next prime is 610544345431. The reversal of 610544345421 is 124543445016.

It is not a de Polignac number, because 610544345421 - 2² = 610544345417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 610544345421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610544345431) 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, 11899795 + ... + 11950991.

It is an arithmetic number, because the mean of its divisors is an integer number (51057103104).

Almost surely, 2^610544345421 is an apocalyptic number.

It is an amenable number.

610544345421 is a deficient number, since it is larger than the sum of its proper divisors (206369304243).

610544345421 is a wasteful number, since it uses less digits than its factorization.

610544345421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65060.

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 610544345421 in words is "six hundred ten billion, five hundred forty-four million, three hundred forty-five thousand, four hundred twenty-one".