120503383784 has 64 divisors (see below), whose sum is σ = 267213600000. Its totient is φ = 49847067648.

The previous prime is 120503383757. The next prime is 120503383873. The reversal of 120503383784 is 487383305021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5769392 + ... + 5790240.

It is an arithmetic number, because the mean of its divisors is an integer number (4175212500).

Almost surely, 2^120503383784 is an apocalyptic number.

120503383784 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120503383784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133606800000).

120503383784 is an abundant number, since it is smaller than the sum of its proper divisors (146710216216).

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

120503383784 is a wasteful number, since it uses less digits than its factorization.

120503383784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24450 (or 24446 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 120503383784 in words is "one hundred twenty billion, five hundred three million, three hundred eighty-three thousand, seven hundred eighty-four".