610338436820 has 48 divisors (see below), whose sum is σ = 1479315374208. Its totient is φ = 207187017600.

The previous prime is 610338436811. The next prime is 610338436843. The reversal of 610338436820 is 28634833016.

It is a super-2 number, since 2×610338436820² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21567842 + ... + 21596121.

It is an arithmetic number, because the mean of its divisors is an integer number (30819070296).

Almost surely, 2^610338436820 is an apocalyptic number.

It is an amenable number.

610338436820 is an abundant number, since it is smaller than the sum of its proper divisors (868976937388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

610338436820 is a wasteful number, since it uses less digits than its factorization.

610338436820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43164080 (or 43164078 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 610338436820 in words is "six hundred ten billion, three hundred thirty-eight million, four hundred thirty-six thousand, eight hundred twenty".