61052550775 has 6 divisors (see below), whose sum is σ = 75705162992. Its totient is φ = 48842040600.

The previous prime is 61052550763. The next prime is 61052550799. The reversal of 61052550775 is 57705525016.

It is a happy number.

It is not a de Polignac number, because 61052550775 - 2¹³ = 61052542583 is a prime.

It is a super-2 number, since 2×61052550775² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1221050991 + ... + 1221051040.

Almost surely, 2^61052550775 is an apocalyptic number.

61052550775 is a deficient number, since it is larger than the sum of its proper divisors (14652612217).

61052550775 is a wasteful number, since it uses less digits than its factorization.

61052550775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442102041 (or 2442102036 counting only the distinct ones).

The product of its (nonzero) digits is 367500, while the sum is 43.

The spelling of 61052550775 in words is "sixty-one billion, fifty-two million, five hundred fifty thousand, seven hundred seventy-five".