40205310331604 has 48 divisors (see below), whose sum is σ = 77022547405440. Its totient is φ = 18211613322240.

The previous prime is 40205310331579. The next prime is 40205310331609. The reversal of 40205310331604 is 40613301350204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40205310331609) 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, 48604412 + ... + 49424684.

It is an arithmetic number, because the mean of its divisors is an integer number (1604636404280).

Almost surely, 2^{40205310331604} is an apocalyptic number.

40205310331604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40205310331604 is a deficient number, since it is larger than the sum of its proper divisors (36817237073836).

40205310331604 is a wasteful number, since it uses less digits than its factorization.

40205310331604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824160 (or 824158 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 40205310331604 its reverse (40613301350204), we get a palindrome (80818611681808).

The spelling of 40205310331604 in words is "forty trillion, two hundred five billion, three hundred ten million, three hundred thirty-one thousand, six hundred four".