456321988117628 has 12 divisors (see below), whose sum is σ = 801990790277040. Its totient is φ = 227181762324192.

The previous prime is 456321988117577. The next prime is 456321988117651. The reversal of 456321988117628 is 826711889123654.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244807932608 + ... + 244807934471.

It is an arithmetic number, because the mean of its divisors is an integer number (66832565856420).

Almost surely, 2^{456321988117628} is an apocalyptic number.

It is an amenable number.

456321988117628 is a deficient number, since it is larger than the sum of its proper divisors (345668802159412).

456321988117628 is a wasteful number, since it uses less digits than its factorization.

456321988117628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489615867316 (or 489615867314 counting only the distinct ones).

The product of its digits is 278691840, while the sum is 71.

The spelling of 456321988117628 in words is "four hundred fifty-six trillion, three hundred twenty-one billion, nine hundred eighty-eight million, one hundred seventeen thousand, six hundred twenty-eight".