120514552540 has 48 divisors (see below), whose sum is σ = 254372412672. Its totient is φ = 47960211456.

The previous prime is 120514552523. The next prime is 120514552547. The reversal of 120514552540 is 45255415021.

It is a junction number, because it is equal to n+sod(n) for n = 120514552496 and 120514552505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120514552547) 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, 4370677 + ... + 4398163.

It is an arithmetic number, because the mean of its divisors is an integer number (5299425264).

Almost surely, 2^120514552540 is an apocalyptic number.

120514552540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120514552540 is an abundant number, since it is smaller than the sum of its proper divisors (133857860132).

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

120514552540 is a wasteful number, since it uses less digits than its factorization.

120514552540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28606 (or 28604 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

Adding to 120514552540 its reverse (45255415021), we get a palindrome (165769967561).

The spelling of 120514552540 in words is "one hundred twenty billion, five hundred fourteen million, five hundred fifty-two thousand, five hundred forty".