61354105440126 has 8 divisors (see below), whose sum is σ = 122708210880264. Its totient is φ = 20451368480040.

The previous prime is 61354105440119. The next prime is 61354105440151. The reversal of 61354105440126 is 62104450145316.

It is a sphenic number, since it is the product of 3 distinct primes.

61354105440126 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5112842120005 + ... + 5112842120016.

It is an arithmetic number, because the mean of its divisors is an integer number (15338526360033).

Almost surely, 2^{61354105440126} is an apocalyptic number.

61354105440126 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

61354105440126 is a wasteful number, since it uses less digits than its factorization.

61354105440126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10225684240026.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 61354105440126 in words is "sixty-one trillion, three hundred fifty-four billion, one hundred five million, four hundred forty thousand, one hundred twenty-six".