40325253205040 has 80 divisors (see below), whose sum is σ = 97893685135296. Its totient is φ = 15419154432000.

The previous prime is 40325253204983. The next prime is 40325253205051. The reversal of 40325253205040 is 4050235252304.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×40325253205040² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3898601 + ... + 9790280.

Almost surely, 2^{40325253205040} is an apocalyptic number.

40325253205040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40325253205040 is an abundant number, since it is smaller than the sum of its proper divisors (57568431930256).

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

40325253205040 is a wasteful number, since it uses less digits than its factorization.

40325253205040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13690518 (or 13690512 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 40325253205040 its reverse (4050235252304), we get a palindrome (44375488457344).

The spelling of 40325253205040 in words is "forty trillion, three hundred twenty-five billion, two hundred fifty-three million, two hundred five thousand, forty".