215423054002 has 16 divisors (see below), whose sum is σ = 348077842560. Its totient is φ = 99401237712.

The previous prime is 215423053981. The next prime is 215423054009. The reversal of 215423054002 is 200450324512.

It is not an unprimeable number, because it can be changed into a prime (215423054009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926298 + ... + 1135285.

It is an arithmetic number, because the mean of its divisors is an integer number (21754865160).

Almost surely, 2^215423054002 is an apocalyptic number.

215423054002 is a deficient number, since it is larger than the sum of its proper divisors (132654788558).

215423054002 is a wasteful number, since it uses less digits than its factorization.

215423054002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065617.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 215423054002 its reverse (200450324512), we get a palindrome (415873378514).

The spelling of 215423054002 in words is "two hundred fifteen billion, four hundred twenty-three million, fifty-four thousand, two".