61106303344 has 120 divisors (see below), whose sum is σ = 129599460560. Its totient is φ = 27885109248.

The previous prime is 61106303339. The next prime is 61106303353. The reversal of 61106303344 is 44330360116.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98717467 + ... + 98718085.

Almost surely, 2^61106303344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61106303344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64799730280).

61106303344 is an abundant number, since it is smaller than the sum of its proper divisors (68493157216).

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

61106303344 is a wasteful number, since it uses less digits than its factorization.

61106303344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275 (or 1252 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 61106303344 in words is "sixty-one billion, one hundred six million, three hundred three thousand, three hundred forty-four".