40435241040 has 160 divisors (see below), whose sum is σ = 139386912000. Its totient is φ = 10774218240.

The previous prime is 40435241029. The next prime is 40435241083. The reversal of 40435241040 is 4014253404.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 40435240995 and 40435241013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3015150 + ... + 3028530.

It is an arithmetic number, because the mean of its divisors is an integer number (871168200).

Almost surely, 2^40435241040 is an apocalyptic number.

40435241040 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 40435241040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69693456000).

40435241040 is an abundant number, since it is smaller than the sum of its proper divisors (98951670960).

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

40435241040 is a wasteful number, since it uses less digits than its factorization.

40435241040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14802 (or 14790 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 40435241040 its reverse (4014253404), we get a palindrome (44449494444).

The spelling of 40435241040 in words is "forty billion, four hundred thirty-five million, two hundred forty-one thousand, forty".