122664861914 has 16 divisors (see below), whose sum is σ = 210292038528. Its totient is φ = 52568300592.

The previous prime is 122664861889. The next prime is 122664861923. The reversal of 122664861914 is 419168466221.

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, 148412 + ... + 517064.

It is an arithmetic number, because the mean of its divisors is an integer number (13143252408).

Almost surely, 2^122664861914 is an apocalyptic number.

122664861914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

122664861914 is a deficient number, since it is larger than the sum of its proper divisors (87627176614).

122664861914 is a wasteful number, since it uses less digits than its factorization.

122664861914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392429.

The product of its digits is 995328, while the sum is 50.

The spelling of 122664861914 in words is "one hundred twenty-two billion, six hundred sixty-four million, eight hundred sixty-one thousand, nine hundred fourteen".