61101055626 has 128 divisors (see below), whose sum is σ = 137434665984. Its totient is φ = 17988687360.

The previous prime is 61101055607. The next prime is 61101055643. The reversal of 61101055626 is 62655010116.

61101055626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×61101055626² (a number of 22 digits) contains 22 as substring.

It is a Curzon 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, 39908481 + ... + 39910011.

It is an arithmetic number, because the mean of its divisors is an integer number (1073708328).

Almost surely, 2^61101055626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61101055626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68717332992).

61101055626 is an abundant number, since it is smaller than the sum of its proper divisors (76333610358).

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

61101055626 is a wasteful number, since it uses less digits than its factorization.

61101055626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828.

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 61101055626 in words is "sixty-one billion, one hundred one million, fifty-five thousand, six hundred twenty-six".