610420730244400 has 60 divisors (see below), whose sum is σ = 1466602332148264. Its totient is φ = 244157215680000.

The previous prime is 610420730244361. The next prime is 610420730244421. The reversal of 610420730244400 is 4442037024016.

It is a happy number.

It is a super-2 number, since 2×610420730244400² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 610420730244400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25782381 + ... + 43423180.

Almost surely, 2^{610420730244400} is an apocalyptic number.

It is an amenable number.

610420730244400 is an abundant number, since it is smaller than the sum of its proper divisors (856181601903864).

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

610420730244400 is a wasteful number, since it uses less digits than its factorization.

610420730244400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69227630 (or 69227619 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 37.

Adding to 610420730244400 its reverse (4442037024016), we get a palindrome (614862767268416).

The spelling of 610420730244400 in words is "six hundred ten trillion, four hundred twenty billion, seven hundred thirty million, two hundred forty-four thousand, four hundred".