421132253445015 has 32 divisors (see below), whose sum is σ = 770095485305856. Its totient is φ = 192511331823360.

The previous prime is 421132253444983. The next prime is 421132253445017. The reversal of 421132253445015 is 510544352231124.

It is not a de Polignac number, because 421132253445015 - 2⁵ = 421132253444983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421132253445017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62069691 + ... + 68519420.

It is an arithmetic number, because the mean of its divisors is an integer number (24065483915808).

Almost surely, 2^{421132253445015} is an apocalyptic number.

421132253445015 is a deficient number, since it is larger than the sum of its proper divisors (348963231860841).

421132253445015 is a wasteful number, since it uses less digits than its factorization.

421132253445015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130619839.

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 421132253445015 in words is "four hundred twenty-one trillion, one hundred thirty-two billion, two hundred fifty-three million, four hundred forty-five thousand, fifteen".