120507552730 has 32 divisors (see below), whose sum is σ = 224304971904. Its totient is φ = 46587642816.

The previous prime is 120507552721. The next prime is 120507552733. The reversal of 120507552730 is 37255705021.

It is a self number, because there is not a number n which added to its sum of digits gives 120507552730.

It is not an unprimeable number, because it can be changed into a prime (120507552733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1661302 + ... + 1732321.

It is an arithmetic number, because the mean of its divisors is an integer number (7009530372).

Almost surely, 2^120507552730 is an apocalyptic number.

120507552730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120507552730 is a deficient number, since it is larger than the sum of its proper divisors (103797419174).

120507552730 is a wasteful number, since it uses less digits than its factorization.

120507552730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3393750.

The product of its (nonzero) digits is 73500, while the sum is 37.

The spelling of 120507552730 in words is "one hundred twenty billion, five hundred seven million, five hundred fifty-two thousand, seven hundred thirty".