53245198563 has 4 divisors (see below), whose sum is σ = 70993598088. Its totient is φ = 35496799040.

The previous prime is 53245198553. The next prime is 53245198571. The reversal of 53245198563 is 36589154235.

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 53245198563 - 2⁴ = 53245198547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53245198553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8874199758 + ... + 8874199763.

It is an arithmetic number, because the mean of its divisors is an integer number (17748399522).

Almost surely, 2^53245198563 is an apocalyptic number.

53245198563 is a deficient number, since it is larger than the sum of its proper divisors (17748399525).

53245198563 is a wasteful number, since it uses less digits than its factorization.

53245198563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17748399524.

The product of its digits is 3888000, while the sum is 51.

The spelling of 53245198563 in words is "fifty-three billion, two hundred forty-five million, one hundred ninety-eight thousand, five hundred sixty-three".