61050605555104 has 96 divisors (see below), whose sum is σ = 133292225626560. Its totient is φ = 27290710425600.

The previous prime is 61050605555059. The next prime is 61050605555119. The reversal of 61050605555104 is 40155550605016.

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, 127584007 + ... + 128061625.

It is an arithmetic number, because the mean of its divisors is an integer number (1388460683610).

Almost surely, 2^{61050605555104} 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 61050605555104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66646112813280).

61050605555104 is an abundant number, since it is smaller than the sum of its proper divisors (72241620071456).

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

61050605555104 is a wasteful number, since it uses less digits than its factorization.

61050605555104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483654 (or 483646 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 43.

The spelling of 61050605555104 in words is "sixty-one trillion, fifty billion, six hundred five million, five hundred fifty-five thousand, one hundred four".