6001621240 has 16 divisors (see below), whose sum is σ = 13503647880. Its totient is φ = 2400648480.

The previous prime is 6001621229. The next prime is 6001621273. The reversal of 6001621240 is 421261006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75020226 + ... + 75020305.

Almost surely, 2^6001621240 is an apocalyptic number.

It is an amenable number.

6001621240 is an abundant number, since it is smaller than the sum of its proper divisors (7502026640).

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

6001621240 is a wasteful number, since it uses less digits than its factorization.

6001621240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150040542 (or 150040538 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 6001621240 is about 77470.1312765120. The cubic root of 6001621240 is about 1817.2842441259.

Adding to 6001621240 its reverse (421261006), we get a palindrome (6422882246).

The spelling of 6001621240 in words is "six billion, one million, six hundred twenty-one thousand, two hundred forty".