453778081847471 has 8 divisors (see below), whose sum is σ = 475013494130688. Its totient is φ = 432955007667000.

The previous prime is 453778081847437. The next prime is 453778081847477. The reversal of 453778081847471 is 174748180877354.

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 453778081847471 - 2⁶ = 453778081847407 is a prime.

It is a super-3 number, since 3×453778081847471³ (a number of 45 digits) contains 333 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 (453778081847477) 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, 103084523435 + ... + 103084527836.

It is an arithmetic number, because the mean of its divisors is an integer number (59376686766336).

Almost surely, 2^{453778081847471} is an apocalyptic number.

453778081847471 is a deficient number, since it is larger than the sum of its proper divisors (21235412283217).

453778081847471 is a wasteful number, since it uses less digits than its factorization.

453778081847471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206169051373.

The product of its (nonzero) digits is 1180139520, while the sum is 74.

The spelling of 453778081847471 in words is "four hundred fifty-three trillion, seven hundred seventy-eight billion, eighty-one million, eight hundred forty-seven thousand, four hundred seventy-one".