423785210772 has 48 divisors (see below), whose sum is σ = 1232829706752. Its totient is φ = 110074080480.

The previous prime is 423785210759. The next prime is 423785210777. The reversal of 423785210772 is 277012587324.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423785210777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229320078 + ... + 229321925.

It is an arithmetic number, because the mean of its divisors is an integer number (25683952224).

Almost surely, 2^423785210772 is an apocalyptic number.

423785210772 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

423785210772 is an abundant number, since it is smaller than the sum of its proper divisors (809044495980).

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

423785210772 is a wasteful number, since it uses less digits than its factorization.

423785210772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458642028 (or 458642026 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 48.

The spelling of 423785210772 in words is "four hundred twenty-three billion, seven hundred eighty-five million, two hundred ten thousand, seven hundred seventy-two".