427192968020 has 96 divisors (see below), whose sum is σ = 1122843859200. Its totient is φ = 132907981824.

The previous prime is 427192967983. The next prime is 427192968043. The reversal of 427192968020 is 20869291724.

It is a self number, because there is not a number n which added to its sum of digits gives 427192968020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1881785 + ... + 2096544.

It is an arithmetic number, because the mean of its divisors is an integer number (11696290200).

Almost surely, 2^427192968020 is an apocalyptic number.

It is an amenable number.

427192968020 is an abundant number, since it is smaller than the sum of its proper divisors (695650891180).

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

427192968020 is a wasteful number, since it uses less digits than its factorization.

427192968020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978417 (or 3978415 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 427192968020 in words is "four hundred twenty-seven billion, one hundred ninety-two million, nine hundred sixty-eight thousand, twenty".