120777657215750 has 16 divisors (see below), whose sum is σ = 226095774308352. Its totient is φ = 48311062886200.

The previous prime is 120777657215741. The next prime is 120777657215843. The reversal of 120777657215750 is 57512756777021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241555314182 + ... + 241555314681.

It is an arithmetic number, because the mean of its divisors is an integer number (14130985894272).

Almost surely, 2^{120777657215750} is an apocalyptic number.

120777657215750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120777657215750 is a deficient number, since it is larger than the sum of its proper divisors (105318117092602).

120777657215750 is an equidigital number, since it uses as much as digits as its factorization.

120777657215750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483110628880 (or 483110628870 counting only the distinct ones).

The product of its (nonzero) digits is 50421000, while the sum is 62.

The spelling of 120777657215750 in words is "one hundred twenty trillion, seven hundred seventy-seven billion, six hundred fifty-seven million, two hundred fifteen thousand, seven hundred fifty".