40100203052040 has 128 divisors (see below), whose sum is σ = 120376180753920. Its totient is φ = 10686672000000.

The previous prime is 40100203052029. The next prime is 40100203052047. The reversal of 40100203052040 is 4025030200104.

It is a junction number, because it is equal to n+sod(n) for n = 40100203051998 and 40100203052016.

It is not an unprimeable number, because it can be changed into a prime (40100203052047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1782140790 + ... + 1782163290.

It is an arithmetic number, because the mean of its divisors is an integer number (940438912140).

Almost surely, 2^{40100203052040} is an apocalyptic number.

40100203052040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40100203052040 is an abundant number, since it is smaller than the sum of its proper divisors (80275977701880).

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

40100203052040 is a wasteful number, since it uses less digits than its factorization.

40100203052040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31183 (or 31179 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 40100203052040 its reverse (4025030200104), we get a palindrome (44125233252144).

The spelling of 40100203052040 in words is "forty trillion, one hundred billion, two hundred three million, fifty-two thousand, forty".