40041032120 has 64 divisors (see below), whose sum is σ = 94038649920. Its totient is φ = 15315277824.

The previous prime is 40041032039. The next prime is 40041032123. The reversal of 40041032120 is 2123014004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40041032123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4810202 + ... + 4818518.

It is an arithmetic number, because the mean of its divisors is an integer number (1469353905).

Almost surely, 2^40041032120 is an apocalyptic number.

40041032120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40041032120 is an abundant number, since it is smaller than the sum of its proper divisors (53997617800).

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

40041032120 is a wasteful number, since it uses less digits than its factorization.

40041032120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13584 (or 13580 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 40041032120 its reverse (2123014004), we get a palindrome (42164046124).

The spelling of 40041032120 in words is "forty billion, forty-one million, thirty-two thousand, one hundred twenty".