6451750666051 has 8 divisors (see below), whose sum is σ = 6974865585680. Its totient is φ = 5946990655968.

The previous prime is 6451750666033. The next prime is 6451750666073. The reversal of 6451750666051 is 1506660571546.

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 6451750666051 - 2¹⁷ = 6451750534979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6451750666051.

It is not an unprimeable number, because it can be changed into a prime (6451750663051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4588726656 + ... + 4588728061.

It is an arithmetic number, because the mean of its divisors is an integer number (871858198210).

Almost surely, 2^{6451750666051} is an apocalyptic number.

6451750666051 is a deficient number, since it is larger than the sum of its proper divisors (523114919629).

6451750666051 is a wasteful number, since it uses less digits than its factorization.

6451750666051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9177454773.

The product of its (nonzero) digits is 4536000, while the sum is 52.

The spelling of 6451750666051 in words is "six trillion, four hundred fifty-one billion, seven hundred fifty million, six hundred sixty-six thousand, fifty-one".