61943993945332 has 12 divisors (see below), whose sum is σ = 108624580761760. Its totient is φ = 30908399441976.

The previous prime is 61943993945269. The next prime is 61943993945371. The reversal of 61943993945332 is 23354939934916.

61943993945332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 15899380482 + ... + 15899384377.

Almost surely, 2^{61943993945332} is an apocalyptic number.

It is an amenable number.

61943993945332 is a deficient number, since it is larger than the sum of its proper divisors (46680586816428).

61943993945332 is a wasteful number, since it uses less digits than its factorization.

61943993945332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31798765350 (or 31798765348 counting only the distinct ones).

The product of its digits is 510183360, while the sum is 70.

The spelling of 61943993945332 in words is "sixty-one trillion, nine hundred forty-three billion, nine hundred ninety-three million, nine hundred forty-five thousand, three hundred thirty-two".