209422607734115 has 8 divisors (see below), whose sum is σ = 251307525586128. Its totient is φ = 167537821983840.

The previous prime is 209422607734073. The next prime is 209422607734141. The reversal of 209422607734115 is 511437706224902.

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

It is a de Polignac number, because none of the positive numbers 2^k-209422607734115 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29503601 + ... + 35906930.

It is an arithmetic number, because the mean of its divisors is an integer number (31413440698266).

Almost surely, 2^{209422607734115} is an apocalyptic number.

209422607734115 is a deficient number, since it is larger than the sum of its proper divisors (41884917852013).

209422607734115 is an equidigital number, since it uses as much as digits as its factorization.

209422607734115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66050869.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 209422607734115 in words is "two hundred nine trillion, four hundred twenty-two billion, six hundred seven million, seven hundred thirty-four thousand, one hundred fifteen".