61359907234550 has 192 divisors, whose sum is σ = 118336097880000. Its totient is φ = 23657097461760.

The previous prime is 61359907234517. The next prime is 61359907234597. The reversal of 61359907234550 is 5543270995316.

It is a self number, because there is not a number n which added to its sum of digits gives 61359907234550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 57399351416 + ... + 57399352484.

It is an arithmetic number, because the mean of its divisors is an integer number (616333843125).

Almost surely, 2^{61359907234550} is an apocalyptic number.

61359907234550 is a deficient number, since it is larger than the sum of its proper divisors (56976190645450).

61359907234550 is a wasteful number, since it uses less digits than its factorization.

61359907234550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275 (or 2270 counting only the distinct ones).

The product of its (nonzero) digits is 30618000, while the sum is 59.

The spelling of 61359907234550 in words is "sixty-one trillion, three hundred fifty-nine billion, nine hundred seven million, two hundred thirty-four thousand, five hundred fifty".