122663666654 has 8 divisors (see below), whose sum is σ = 191995304400. Its totient is φ = 58665231856.

The previous prime is 122663666591. The next prime is 122663666687. The reversal of 122663666654 is 456666366221.

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

It is a junction number, because it is equal to n+sod(n) for n = 122663666596 and 122663666605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1333300679 + ... + 1333300770.

It is an arithmetic number, because the mean of its divisors is an integer number (23999413050).

Almost surely, 2^122663666654 is an apocalyptic number.

122663666654 is a deficient number, since it is larger than the sum of its proper divisors (69331637746).

122663666654 is a wasteful number, since it uses less digits than its factorization.

122663666654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666601474.

The product of its digits is 11197440, while the sum is 53.

The spelling of 122663666654 in words is "one hundred twenty-two billion, six hundred sixty-three million, six hundred sixty-six thousand, six hundred fifty-four".