40424421040140 has 48 divisors (see below), whose sum is σ = 116839616947200. Its totient is φ = 10432108655040.

The previous prime is 40424421040123. The next prime is 40424421040151. The reversal of 40424421040140 is 4104012442404.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 40424421040098 and 40424421040107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10866777990 + ... + 10866781709.

It is an arithmetic number, because the mean of its divisors is an integer number (2434158686400).

Almost surely, 2^{40424421040140} is an apocalyptic number.

It is an amenable number.

40424421040140 is an abundant number, since it is smaller than the sum of its proper divisors (76415195907060).

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

40424421040140 is a wasteful number, since it uses less digits than its factorization.

40424421040140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21733559742 (or 21733559740 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 40424421040140 its reverse (4104012442404), we get a palindrome (44528433482544).

The spelling of 40424421040140 in words is "forty trillion, four hundred twenty-four billion, four hundred twenty-one million, forty thousand, one hundred forty".