61052550718 has 4 divisors (see below), whose sum is σ = 91578826080. Its totient is φ = 30526275358.

The previous prime is 61052550677. The next prime is 61052550719. The reversal of 61052550718 is 81705525016.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61052550719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15263137678 + ... + 15263137681.

It is an arithmetic number, because the mean of its divisors is an integer number (22894706520).

Almost surely, 2^61052550718 is an apocalyptic number.

61052550718 is a deficient number, since it is larger than the sum of its proper divisors (30526275362).

61052550718 is a wasteful number, since it uses less digits than its factorization.

61052550718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30526275361.

The product of its (nonzero) digits is 84000, while the sum is 40.

The spelling of 61052550718 in words is "sixty-one billion, fifty-two million, five hundred fifty thousand, seven hundred eighteen".