40120424433432 has 96 divisors (see below), whose sum is σ = 124184301789600. Its totient is φ = 11462790500352.

The previous prime is 40120424433403. The next prime is 40120424433457. The reversal of 40120424433432 is 23433442402104.

40120424433432 is a `hidden beast` number, since 4 + 0 + 1 + 204 + 2 + 443 + 3 + 4 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent 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, 31714744 + ... + 32955512.

It is an arithmetic number, because the mean of its divisors is an integer number (1293586476975).

Almost surely, 2^{40120424433432} is an apocalyptic number.

40120424433432 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40120424433432 is an abundant number, since it is smaller than the sum of its proper divisors (84063877356168).

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

40120424433432 is a wasteful number, since it uses less digits than its factorization.

40120424433432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304945 (or 1304938 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 40120424433432 its reverse (23433442402104), we get a palindrome (63553866835536).

The spelling of 40120424433432 in words is "forty trillion, one hundred twenty billion, four hundred twenty-four million, four hundred thirty-three thousand, four hundred thirty-two".