4020040100232 has 144 divisors (see below), whose sum is σ = 12302130260160. Its totient is φ = 1183155532416.

The previous prime is 4020040100191. The next prime is 4020040100353. The reversal of 4020040100232 is 2320010400204.

4020040100232 is a `hidden beast` number, since 40 + 200 + 401 + 0 + 0 + 23 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6902268 + ... + 7461995.

It is an arithmetic number, because the mean of its divisors is an integer number (85431460140).

Almost surely, 2^{4020040100232} is an apocalyptic number.

It is an amenable number.

4020040100232 is an abundant number, since it is smaller than the sum of its proper divisors (8282090159928).

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

4020040100232 is a wasteful number, since it uses less digits than its factorization.

4020040100232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14364324 (or 14364304 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 4020040100232 its reverse (2320010400204), we get a palindrome (6340050500436).

The spelling of 4020040100232 in words is "four trillion, twenty billion, forty million, one hundred thousand, two hundred thirty-two".