15423453042115 has 16 divisors (see below), whose sum is σ = 18978693785856. Its totient is φ = 12025669708800.

The previous prime is 15423453042097. The next prime is 15423453042191. The reversal of 15423453042115 is 51124035432451.

It is not a de Polignac number, because 15423453042115 - 2¹⁷ = 15423452911043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37756662 + ... + 38162971.

It is an arithmetic number, because the mean of its divisors is an integer number (1186168361616).

Almost surely, 2^{15423453042115} is an apocalyptic number.

15423453042115 is a deficient number, since it is larger than the sum of its proper divisors (3555240743741).

15423453042115 is an equidigital number, since it uses as much as digits as its factorization.

15423453042115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75920670.

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 15423453042115 its reverse (51124035432451), we get a palindrome (66547488474566).

The spelling of 15423453042115 in words is "fifteen trillion, four hundred twenty-three billion, four hundred fifty-three million, forty-two thousand, one hundred fifteen".