451006135513652 has 6 divisors (see below), whose sum is σ = 789260737148898. Its totient is φ = 225503067756824.

The previous prime is 451006135513631. The next prime is 451006135513733. The reversal of 451006135513652 is 256315531600154.

It can be written as a sum of positive squares in only one way, i.e., 267679572359056 + 183326563154596 = 16360916^2 + 13539814^2 .

It is a junction number, because it is equal to n+sod(n) for n = 451006135513597 and 451006135513606.

It is a congruent 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 as a sum of consecutive naturals, namely, 56375766939203 + ... + 56375766939210.

It is an arithmetic number, because the mean of its divisors is an integer number (131543456191483).

Almost surely, 2^{451006135513652} is an apocalyptic number.

It is an amenable number.

451006135513652 is a deficient number, since it is larger than the sum of its proper divisors (338254601635246).

451006135513652 is a wasteful number, since it uses less digits than its factorization.

451006135513652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112751533878417 (or 112751533878415 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 451006135513652 in words is "four hundred fifty-one trillion, six billion, one hundred thirty-five million, five hundred thirteen thousand, six hundred fifty-two".