451554053026431 has 8 divisors (see below), whose sum is σ = 604925492838784. Its totient is φ = 299609324282520.

The previous prime is 451554053026421. The next prime is 451554053026481. The reversal of 451554053026431 is 134620350455154.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 451554053026431 - 2¹⁰ = 451554053025407 is a prime.

It is a super-2 number, since 2×451554053026431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451554053026421) 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, 356677766371 + ... + 356677767636.

It is an arithmetic number, because the mean of its divisors is an integer number (75615686604848).

Almost surely, 2^{451554053026431} is an apocalyptic number.

451554053026431 is a deficient number, since it is larger than the sum of its proper divisors (153371439812353).

451554053026431 is a wasteful number, since it uses less digits than its factorization.

451554053026431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713355534221.

The product of its (nonzero) digits is 4320000, while the sum is 48.

It can be divided in two parts, 45155405 and 3026431, that added together give a triangular number (48181836 = T₉₈₁₆).

The spelling of 451554053026431 in words is "four hundred fifty-one trillion, five hundred fifty-four billion, fifty-three million, twenty-six thousand, four hundred thirty-one".