6142520520 has 128 divisors (see below), whose sum is σ = 20598278400. Its totient is φ = 1628149248.

The previous prime is 6142520473. The next prime is 6142520533. The reversal of 6142520520 is 250252416.

6142520520 is a `hidden beast` number, since 614 + 2 + 5 + 20 + 5 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163332 + ... + 197388.

It is an arithmetic number, because the mean of its divisors is an integer number (160924050).

Almost surely, 2^6142520520 is an apocalyptic number.

6142520520 is a gapful number since it is divisible by the number (60) 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 6142520520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10299139200).

6142520520 is an abundant number, since it is smaller than the sum of its proper divisors (14455757880).

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

6142520520 is a wasteful number, since it uses less digits than its factorization.

6142520520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34244 (or 34234 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 6142520520 is about 78374.2337761589. The cubic root of 6142520520 is about 1831.3957639721.

Adding to 6142520520 its reverse (250252416), we get a palindrome (6392772936).

The spelling of 6142520520 in words is "six billion, one hundred forty-two million, five hundred twenty thousand, five hundred twenty".