53209208190239 has 8 divisors (see below), whose sum is σ = 53259680428080. Its totient is φ = 53158739227776.

The previous prime is 53209208190199. The next prime is 53209208190277. The reversal of 53209208190239 is 93209180290235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53209208190239 - 2¹² = 53209208186143 is a prime.

It is a super-2 number, since 2×53209208190239² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53209207190239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32322407 + ... + 33928695.

It is an arithmetic number, because the mean of its divisors is an integer number (6657460053510).

Almost surely, 2^{53209208190239} is an apocalyptic number.

53209208190239 is a deficient number, since it is larger than the sum of its proper divisors (50472237841).

53209208190239 is a wasteful number, since it uses less digits than its factorization.

53209208190239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637689.

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 53209208190239 in words is "fifty-three trillion, two hundred nine billion, two hundred eight million, one hundred ninety thousand, two hundred thirty-nine".