1423240461215 has 16 divisors (see below), whose sum is σ = 1727737028640. Its totient is φ = 1125398467200.

The previous prime is 1423240461187. The next prime is 1423240461217. The reversal of 1423240461215 is 5121640423241.

It is a happy number.

It is not a de Polignac number, because 1423240461215 - 2²⁶ = 1423173352351 is a prime.

It is a super-2 number, since 2×1423240461215² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423240461217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2104160 + ... + 2697029.

It is an arithmetic number, because the mean of its divisors is an integer number (107983564290).

Almost surely, 2^{1423240461215} is an apocalyptic number.

1423240461215 is a deficient number, since it is larger than the sum of its proper divisors (304496567425).

1423240461215 is a wasteful number, since it uses less digits than its factorization.

1423240461215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801882.

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 1423240461215 its reverse (5121640423241), we get a palindrome (6544880884456).

The spelling of 1423240461215 in words is "one trillion, four hundred twenty-three billion, two hundred forty million, four hundred sixty-one thousand, two hundred fifteen".