61328393970352 has 10 divisors (see below), whose sum is σ = 118823763317588. Its totient is φ = 30664196985168.

The previous prime is 61328393970343. The next prime is 61328393970367. The reversal of 61328393970352 is 25307939382316.

It is a super-2 number, since 2×61328393970352² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1916512311558 + ... + 1916512311589.

Almost surely, 2^{61328393970352} is an apocalyptic number.

It is an amenable number.

61328393970352 is a deficient number, since it is larger than the sum of its proper divisors (57495369347236).

61328393970352 is a wasteful number, since it uses less digits than its factorization.

61328393970352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3833024623155 (or 3833024623149 counting only the distinct ones).

The product of its (nonzero) digits is 44089920, while the sum is 61.

The spelling of 61328393970352 in words is "sixty-one trillion, three hundred twenty-eight billion, three hundred ninety-three million, nine hundred seventy thousand, three hundred fifty-two".