120503332650 has 48 divisors (see below), whose sum is σ = 299088000000. Its totient is φ = 32108444160.

The previous prime is 120503332643. The next prime is 120503332679. The reversal of 120503332650 is 56233305021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134250 + ... + 508949.

It is an arithmetic number, because the mean of its divisors is an integer number (6231000000).

Almost surely, 2^120503332650 is an apocalyptic number.

120503332650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120503332650 is an abundant number, since it is smaller than the sum of its proper divisors (178584667350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120503332650 is a wasteful number, since it uses less digits than its factorization.

120503332650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644463 (or 644458 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 120503332650 its reverse (56233305021), we get a palindrome (176736637671).

The spelling of 120503332650 in words is "one hundred twenty billion, five hundred three million, three hundred thirty-two thousand, six hundred fifty".