451101556350561 has 8 divisors (see below), whose sum is σ = 609940132530624. Its totient is φ = 296498675535440.

The previous prime is 451101556350551. The next prime is 451101556350563. The reversal of 451101556350561 is 165053655101154.

It is a happy number.

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 451101556350561 - 2¹⁵ = 451101556317793 is a prime.

It is a super-2 number, since 2×451101556350561² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 451101556350561.

It is not an unprimeable number, because it can be changed into a prime (451101556350563) 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, 1058923840986 + ... + 1058923841411.

It is an arithmetic number, because the mean of its divisors is an integer number (76242516566328).

Almost surely, 2^{451101556350561} is an apocalyptic number.

It is an amenable number.

451101556350561 is a deficient number, since it is larger than the sum of its proper divisors (158838576180063).

451101556350561 is a wasteful number, since it uses less digits than its factorization.

451101556350561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117847682471.

The product of its (nonzero) digits is 1350000, while the sum is 48.

The spelling of 451101556350561 in words is "four hundred fifty-one trillion, one hundred one billion, five hundred fifty-six million, three hundred fifty thousand, five hundred sixty-one".