61361466030 has 128 divisors (see below), whose sum is σ = 172097187840. Its totient is φ = 15536327040.

The previous prime is 61361466013. The next prime is 61361466041. The reversal of 61361466030 is 3066416316.

61361466030 is a `hidden beast` number, since 6 + 1 + 3 + 6 + 1 + 46 + 603 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 374449 + ... + 512771.

It is an arithmetic number, because the mean of its divisors is an integer number (1344509280).

Almost surely, 2^61361466030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61361466030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86048593920).

61361466030 is an abundant number, since it is smaller than the sum of its proper divisors (110735721810).

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

61361466030 is a wasteful number, since it uses less digits than its factorization.

61361466030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138423 (or 138417 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 61361466030 in words is "sixty-one billion, three hundred sixty-one million, four hundred sixty-six thousand, thirty".