424232978022 has 72 divisors (see below), whose sum is σ = 1087363110600. Its totient is φ = 119155010688.

The previous prime is 424232978021. The next prime is 424232978027. The reversal of 424232978022 is 220879232424.

424232978022 is a `hidden beast` number, since 4 + 242 + 329 + 7 + 80 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424232978021) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4024147 + ... + 4128222.

It is an arithmetic number, because the mean of its divisors is an integer number (15102265425).

Almost surely, 2^424232978022 is an apocalyptic number.

424232978022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

424232978022 is an abundant number, since it is smaller than the sum of its proper divisors (663130132578).

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

424232978022 is a wasteful number, since it uses less digits than its factorization.

424232978022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8152450 (or 8152440 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 424232978022 in words is "four hundred twenty-four billion, two hundred thirty-two million, nine hundred seventy-eight thousand, twenty-two".