61100894530 has 16 divisors (see below), whose sum is σ = 118441734264. Its totient is φ = 22560330240.

The previous prime is 61100894527. The next prime is 61100894537. The reversal of 61100894530 is 3549800116.

61100894530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 42233949081 + 18866945449 = 205509^2 + 137357^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 61100894530.

It is not an unprimeable number, because it can be changed into a prime (61100894537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235003311 + ... + 235003570.

Almost surely, 2^61100894530 is an apocalyptic number.

61100894530 is a deficient number, since it is larger than the sum of its proper divisors (57340839734).

61100894530 is a wasteful number, since it uses less digits than its factorization.

61100894530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470006901.

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 61100894530 in words is "sixty-one billion, one hundred million, eight hundred ninety-four thousand, five hundred thirty".