120653765346550 has 96 divisors (see below), whose sum is σ = 230667564081024. Its totient is φ = 46925120256000.

The previous prime is 120653765346539. The next prime is 120653765346571. The reversal of 120653765346550 is 55643567356021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3212189770 + ... + 3212227330.

It is an arithmetic number, because the mean of its divisors is an integer number (2402787125844).

Almost surely, 2^{120653765346550} is an apocalyptic number.

120653765346550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120653765346550 is a deficient number, since it is larger than the sum of its proper divisors (110013798734474).

120653765346550 is a wasteful number, since it uses less digits than its factorization.

120653765346550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42874 (or 42869 counting only the distinct ones).

The product of its (nonzero) digits is 68040000, while the sum is 58.

The spelling of 120653765346550 in words is "one hundred twenty trillion, six hundred fifty-three billion, seven hundred sixty-five million, three hundred forty-six thousand, five hundred fifty".