40211233044240 has 320 divisors, whose sum is σ = 127467081084672. Its totient is φ = 10483866624000.

The previous prime is 40211233044223. The next prime is 40211233044263. The reversal of 40211233044240 is 4244033211204.

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 = 40211233044198 and 40211233044207.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6110197750 + ... + 6110204330.

Almost surely, 2^{40211233044240} is an apocalyptic number.

40211233044240 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 40211233044240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63733540542336).

40211233044240 is an abundant number, since it is smaller than the sum of its proper divisors (87255848040432).

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

40211233044240 is a wasteful number, since it uses less digits than its factorization.

40211233044240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9818 (or 9812 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 40211233044240 its reverse (4244033211204), we get a palindrome (44455266255444).

The spelling of 40211233044240 in words is "forty trillion, two hundred eleven billion, two hundred thirty-three million, forty-four thousand, two hundred forty".