453256135252015 has 4 divisors (see below), whose sum is σ = 543907362302424. Its totient is φ = 362604908201608.

The previous prime is 453256135252013. The next prime is 453256135252061. The reversal of 453256135252015 is 510252531652354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 453256135252015 - 2¹ = 453256135252013 is a prime.

It is a super-2 number, since 2×453256135252015² (a number of 30 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 453256135252015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453256135252013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45325613525197 + ... + 45325613525206.

It is an arithmetic number, because the mean of its divisors is an integer number (135976840575606).

Almost surely, 2^{453256135252015} is an apocalyptic number.

453256135252015 is a deficient number, since it is larger than the sum of its proper divisors (90651227050409).

453256135252015 is an equidigital number, since it uses as much as digits as its factorization.

453256135252015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90651227050408.

The product of its (nonzero) digits is 5400000, while the sum is 49.

The spelling of 453256135252015 in words is "four hundred fifty-three trillion, two hundred fifty-six billion, one hundred thirty-five million, two hundred fifty-two thousand, fifteen".