120411318663 has 16 divisors (see below), whose sum is σ = 178408803840. Its totient is φ = 80264463192.

The previous prime is 120411318661. The next prime is 120411318679. The reversal of 120411318663 is 366813114021.

120411318663 is a `hidden beast` number, since 1 + 2 + 0 + 411 + 3 + 186 + 63 = 666.

It is not a de Polignac number, because 120411318663 - 2¹ = 120411318661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120411318661) 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, 40831 + ... + 492432.

It is an arithmetic number, because the mean of its divisors is an integer number (11150550240).

Almost surely, 2^120411318663 is an apocalyptic number.

120411318663 is a deficient number, since it is larger than the sum of its proper divisors (57997485177).

120411318663 is an equidigital number, since it uses as much as digits as its factorization.

120411318663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541635 (or 541629 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 120411318663 in words is "one hundred twenty billion, four hundred eleven million, three hundred eighteen thousand, six hundred sixty-three".