406788894128 has 10 divisors (see below), whose sum is σ = 788153482404. Its totient is φ = 203394447056.

The previous prime is 406788894119. The next prime is 406788894133. The reversal of 406788894128 is 821498887604.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12712152926 + ... + 12712152957.

Almost surely, 2^406788894128 is an apocalyptic number.

It is an amenable number.

406788894128 is a deficient number, since it is larger than the sum of its proper divisors (381364588276).

406788894128 is a wasteful number, since it uses less digits than its factorization.

406788894128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25424305891 (or 25424305885 counting only the distinct ones).

The product of its (nonzero) digits is 49545216, while the sum is 65.

The spelling of 406788894128 in words is "four hundred six billion, seven hundred eighty-eight million, eight hundred ninety-four thousand, one hundred twenty-eight".