61050007126521 has 12 divisors (see below), whose sum is σ = 100780964145472. Its totient is φ = 34885718357976.

The previous prime is 61050007126397. The next prime is 61050007126541. The reversal of 61050007126521 is 12562170005016.

61050007126521 is a `hidden beast` number, since 6 + 1 + 0 + 5 + 0 + 0 + 0 + 7 + 126 + 521 = 666.

It is not a de Polignac number, because 61050007126521 - 2⁷ = 61050007126393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61050007126541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 484523866021 + ... + 484523866146.

Almost surely, 2^{61050007126521} is an apocalyptic number.

It is an amenable number.

61050007126521 is a deficient number, since it is larger than the sum of its proper divisors (39730957018951).

61050007126521 is a wasteful number, since it uses less digits than its factorization.

61050007126521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969047732180 (or 969047732177 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The spelling of 61050007126521 in words is "sixty-one trillion, fifty billion, seven million, one hundred twenty-six thousand, five hundred twenty-one".