6624878457601 has 8 divisors (see below), whose sum is σ = 6645128500800. Its totient is φ = 6604638394800.

The previous prime is 6624878457577. The next prime is 6624878457611. The reversal of 6624878457601 is 1067548784266.

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 6624878457601 - 2³¹ = 6622730973953 is a prime.

It is a super-3 number, since 3×6624878457601³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6624878457611) by changing a digit.

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, 1164411 + ... + 3821728.

It is an arithmetic number, because the mean of its divisors is an integer number (830641062600).

Almost surely, 2^{6624878457601} is an apocalyptic number.

It is an amenable number.

6624878457601 is a deficient number, since it is larger than the sum of its proper divisors (20250043199).

6624878457601 is a wasteful number, since it uses less digits than its factorization.

6624878457601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4990199.

The product of its (nonzero) digits is 108380160, while the sum is 64.

The spelling of 6624878457601 in words is "six trillion, six hundred twenty-four billion, eight hundred seventy-eight million, four hundred fifty-seven thousand, six hundred one".