6021507994 has 16 divisors (see below), whose sum is σ = 9166364928. Its totient is φ = 2966332032.

The previous prime is 6021507923. The next prime is 6021508013. The reversal of 6021507994 is 4997051206.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6021507994.

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 7 ways as a sum of consecutive naturals, for example, 26332 + ... + 112855.

It is an arithmetic number, because the mean of its divisors is an integer number (572897808).

Almost surely, 2^6021507994 is an apocalyptic number.

6021507994 is a deficient number, since it is larger than the sum of its proper divisors (3144856934).

6021507994 is a wasteful number, since it uses less digits than its factorization.

6021507994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139509.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 6021507994 is about 77598.3762330115. The cubic root of 6021507994 is about 1819.2892601773.

The spelling of 6021507994 in words is "six billion, twenty-one million, five hundred seven thousand, nine hundred ninety-four".