6625037500066 has 32 divisors (see below), whose sum is σ = 10504710144000. Its totient is φ = 3124953412560.

The previous prime is 6625037500013. The next prime is 6625037500117. The reversal of 6625037500066 is 6600057305266.

It is a super-2 number, since 2×6625037500066² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6625037499989 and 6625037500025.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15609735 + ... + 16028533.

It is an arithmetic number, because the mean of its divisors is an integer number (328272192000).

Almost surely, 2^{6625037500066} is an apocalyptic number.

6625037500066 is a deficient number, since it is larger than the sum of its proper divisors (3879672643934).

6625037500066 is a wasteful number, since it uses less digits than its factorization.

6625037500066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420574.

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 6625037500066 in words is "six trillion, six hundred twenty-five billion, thirty-seven million, five hundred thousand, sixty-six".