238449551699 has 8 divisors (see below), whose sum is σ = 254110901760. Its totient is φ = 223229366536.

The previous prime is 238449551693. The next prime is 238449551719. The reversal of 238449551699 is 996155944832.

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

It is not a de Polignac number, because 238449551699 - 2¹² = 238449547603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (238449551693) 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, 110290109 + ... + 110292270.

It is an arithmetic number, because the mean of its divisors is an integer number (31763862720).

Almost surely, 2^238449551699 is an apocalyptic number.

238449551699 is a deficient number, since it is larger than the sum of its proper divisors (15661350061).

238449551699 is a wasteful number, since it uses less digits than its factorization.

238449551699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220582449.

The product of its digits is 83980800, while the sum is 65.

The spelling of 238449551699 in words is "two hundred thirty-eight billion, four hundred forty-nine million, five hundred fifty-one thousand, six hundred ninety-nine".