239153650469 has 4 divisors (see below), whose sum is σ = 249551635296. Its totient is φ = 228755665644.

The previous prime is 239153650457. The next prime is 239153650499. The reversal of 239153650469 is 964056351932.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 239153650469 - 2³⁶ = 170434173733 is a prime.

It is a super-2 number, since 2×239153650469² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 239153650469.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239153650409) 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, 5198992379 + ... + 5198992424.

It is an arithmetic number, because the mean of its divisors is an integer number (62387908824).

Almost surely, 2^239153650469 is an apocalyptic number.

It is an amenable number.

239153650469 is a deficient number, since it is larger than the sum of its proper divisors (10397984827).

239153650469 is a wasteful number, since it uses less digits than its factorization.

239153650469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10397984826.

The product of its (nonzero) digits is 5248800, while the sum is 53.

The spelling of 239153650469 in words is "two hundred thirty-nine billion, one hundred fifty-three million, six hundred fifty thousand, four hundred sixty-nine".