61066267058 has 4 divisors (see below), whose sum is σ = 91599400590. Its totient is φ = 30533133528.

The previous prime is 61066267057. The next prime is 61066267079. The reversal of 61066267058 is 85076266016.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55170023689 + 5896243369 = 234883^2 + 76787^2 .

It is not an unprimeable number, because it can be changed into a prime (61066267057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15266566763 + ... + 15266566766.

Almost surely, 2^61066267058 is an apocalyptic number.

61066267058 is a deficient number, since it is larger than the sum of its proper divisors (30533133532).

61066267058 is a wasteful number, since it uses less digits than its factorization.

61066267058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30533133531.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 61066267058 in words is "sixty-one billion, sixty-six million, two hundred sixty-seven thousand, fifty-eight".