53430443215 has 4 divisors (see below), whose sum is σ = 64116531864. Its totient is φ = 42744354568.

The previous prime is 53430443119. The next prime is 53430443243. The reversal of 53430443215 is 51234403435.

It is a happy number.

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 53430443215 - 2²⁷ = 53296225487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5343044317 + ... + 5343044326.

It is an arithmetic number, because the mean of its divisors is an integer number (16029132966).

Almost surely, 2^53430443215 is an apocalyptic number.

53430443215 is a deficient number, since it is larger than the sum of its proper divisors (10686088649).

53430443215 is a wasteful number, since it uses less digits than its factorization.

53430443215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10686088648.

The product of its (nonzero) digits is 86400, while the sum is 34.

The spelling of 53430443215 in words is "fifty-three billion, four hundred thirty million, four hundred forty-three thousand, two hundred fifteen".