120699986488704 has 1536 divisors, whose sum is σ = 431480586700800. Its totient is φ = 32869090787328.

The previous prime is 120699986488699. The next prime is 120699986488733. The reversal of 120699986488704 is 407884689996021.

120699986488704 is a `hidden beast` number, since 1 + 2 + 0 + 69 + 9 + 9 + 8 + 6 + 488 + 70 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 98209915162 + ... + 98209916390.

It is an arithmetic number, because the mean of its divisors is an integer number (280911840300).

Almost surely, 2^{120699986488704} is an apocalyptic number.

120699986488704 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 120699986488704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215740293350400).

120699986488704 is an abundant number, since it is smaller than the sum of its proper divisors (310780600212096).

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

120699986488704 is a wasteful number, since it uses less digits than its factorization.

120699986488704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542 (or 1518 counting only the distinct ones).

The product of its (nonzero) digits is 3009871872, while the sum is 81.

The spelling of 120699986488704 in words is "one hundred twenty trillion, six hundred ninety-nine billion, nine hundred eighty-six million, four hundred eighty-eight thousand, seven hundred four".