40035003240 has 32 divisors (see below), whose sum is σ = 120105010080. Its totient is φ = 10676000832.

The previous prime is 40035003223. The next prime is 40035003251. The reversal of 40035003240 is 4230053004.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166812394 + ... + 166812633.

It is an arithmetic number, because the mean of its divisors is an integer number (3753281565).

Almost surely, 2^40035003240 is an apocalyptic number.

40035003240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40035003240 is an abundant number, since it is smaller than the sum of its proper divisors (80070006840).

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

40035003240 is a wasteful number, since it uses less digits than its factorization.

40035003240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333625041 (or 333625037 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

Adding to 40035003240 its reverse (4230053004), we get a palindrome (44265056244).

The spelling of 40035003240 in words is "forty billion, thirty-five million, three thousand, two hundred forty".