452135374620865 has 16 divisors (see below), whose sum is σ = 584775780680448. Its totient is φ = 333611579710656.

The previous prime is 452135374620847. The next prime is 452135374620901. The reversal of 452135374620865 is 568026473531254.

It is a happy number.

It is not a de Polignac number, because 452135374620865 - 2²⁷ = 452135240403137 is a prime.

It is a super-3 number, since 3×452135374620865³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian 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 in 15 ways as a sum of consecutive naturals, for example, 2843718069 + ... + 2843877058.

It is an arithmetic number, because the mean of its divisors is an integer number (36548486292528).

Almost surely, 2^{452135374620865} is an apocalyptic number.

It is an amenable number.

452135374620865 is a deficient number, since it is larger than the sum of its proper divisors (132640406059583).

452135374620865 is a wasteful number, since it uses less digits than its factorization.

452135374620865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5687596368.

The product of its (nonzero) digits is 145152000, while the sum is 61.

The spelling of 452135374620865 in words is "four hundred fifty-two trillion, one hundred thirty-five billion, three hundred seventy-four million, six hundred twenty thousand, eight hundred sixty-five".