427513926650 has 48 divisors (see below), whose sum is σ = 816861538944. Its totient is φ = 166344194880.

The previous prime is 427513926617. The next prime is 427513926673. The reversal of 427513926650 is 56629315724.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a Curzon number.

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, 8453339 + ... + 8503761.

It is an arithmetic number, because the mean of its divisors is an integer number (17017948728).

Almost surely, 2^427513926650 is an apocalyptic number.

427513926650 is a deficient number, since it is larger than the sum of its proper divisors (389347612294).

427513926650 is a wasteful number, since it uses less digits than its factorization.

427513926650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55055 (or 55050 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 427513926650 in words is "four hundred twenty-seven billion, five hundred thirteen million, nine hundred twenty-six thousand, six hundred fifty".