427285355496 has 96 divisors (see below), whose sum is σ = 1123266191040. Its totient is φ = 135184591872.

The previous prime is 427285355489. The next prime is 427285355503. The reversal of 427285355496 is 694553582724.

It is an interprime number because it is at equal distance from previous prime (427285355489) and next prime (427285355503).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179757060 + ... + 179759436.

It is an arithmetic number, because the mean of its divisors is an integer number (11700689490).

Almost surely, 2^427285355496 is an apocalyptic number.

427285355496 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427285355496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561633095520).

427285355496 is an abundant number, since it is smaller than the sum of its proper divisors (695980835544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427285355496 is a wasteful number, since it uses less digits than its factorization.

427285355496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4923 (or 2542 counting only the distinct ones).

The product of its digits is 72576000, while the sum is 60.

The spelling of 427285355496 in words is "four hundred twenty-seven billion, two hundred eighty-five million, three hundred fifty-five thousand, four hundred ninety-six".