4140402904240 has 80 divisors (see below), whose sum is σ = 9716922648576. Its totient is φ = 1640638022400.

The previous prime is 4140402904207. The next prime is 4140402904301. The reversal of 4140402904240 is 424092040414.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 4140402904196 and 4140402904205.

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, 5638129 + ... + 6330031.

Almost surely, 2^{4140402904240} is an apocalyptic number.

4140402904240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4140402904240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4858461324288).

4140402904240 is an abundant number, since it is smaller than the sum of its proper divisors (5576519744336).

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

4140402904240 is a wasteful number, since it uses less digits than its factorization.

4140402904240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692618 (or 692612 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

Adding to 4140402904240 its reverse (424092040414), we get a palindrome (4564494944654).

The spelling of 4140402904240 in words is "four trillion, one hundred forty billion, four hundred two million, nine hundred four thousand, two hundred forty".