6242993390945 has 8 divisors (see below), whose sum is σ = 7603406876544. Its totient is φ = 4919851507824.

The previous prime is 6242993390939. The next prime is 6242993390951. The reversal of 6242993390945 is 5490933992426.

It is an interprime number because it is at equal distance from previous prime (6242993390939) and next prime (6242993390951).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6242993390945 - 2¹² = 6242993386849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9317900249 + ... + 9317900918.

It is an arithmetic number, because the mean of its divisors is an integer number (950425859568).

Almost surely, 2^{6242993390945} is an apocalyptic number.

It is an amenable number.

6242993390945 is a deficient number, since it is larger than the sum of its proper divisors (1360413485599).

6242993390945 is a wasteful number, since it uses less digits than its factorization.

6242993390945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18635801239.

The product of its (nonzero) digits is 113374080, while the sum is 65.

The spelling of 6242993390945 in words is "six trillion, two hundred forty-two billion, nine hundred ninety-three million, three hundred ninety thousand, nine hundred forty-five".