451454440372053 has 4 divisors (see below), whose sum is σ = 601939253829408. Its totient is φ = 300969626914700.

The previous prime is 451454440372031. The next prime is 451454440372213. The reversal of 451454440372053 is 350273044454154.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 451454440372053 - 2⁸ = 451454440371797 is a prime.

It is a super-2 number, since 2×451454440372053² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 451454440371987 and 451454440372005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451454440352053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75242406728673 + ... + 75242406728678.

It is an arithmetic number, because the mean of its divisors is an integer number (150484813457352).

Almost surely, 2^{451454440372053} is an apocalyptic number.

It is an amenable number.

451454440372053 is a deficient number, since it is larger than the sum of its proper divisors (150484813457355).

451454440372053 is a wasteful number, since it uses less digits than its factorization.

451454440372053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150484813457354.

The product of its (nonzero) digits is 16128000, while the sum is 51.

The spelling of 451454440372053 in words is "four hundred fifty-one trillion, four hundred fifty-four billion, four hundred forty million, three hundred seventy-two thousand, fifty-three".