61615523867032 has 16 divisors (see below), whose sum is σ = 115535749787640. Its totient is φ = 30805990590336.

The previous prime is 61615523866973. The next prime is 61615523867041. The reversal of 61615523867032 is 23076832551616.

61615523867032 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, 221270058 + ... + 221548345.

Almost surely, 2^{61615523867032} is an apocalyptic number.

It is an amenable number.

61615523867032 is a deficient number, since it is larger than the sum of its proper divisors (53920225920608).

61615523867032 is a wasteful number, since it uses less digits than its factorization.

61615523867032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442835802 (or 442835798 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 61615523867032 in words is "sixty-one trillion, six hundred fifteen billion, five hundred twenty-three million, eight hundred sixty-seven thousand, thirty-two".