40510545203450 has 48 divisors (see below), whose sum is σ = 86114376035520. Its totient is φ = 13889244078720.

The previous prime is 40510545203449. The next prime is 40510545203473. The reversal of 40510545203450 is 5430254501504.

It is a super-2 number, since 2×40510545203450² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86766329 + ... + 87231971.

It is an arithmetic number, because the mean of its divisors is an integer number (1794049500740).

Almost surely, 2^{40510545203450} is an apocalyptic number.

40510545203450 is an abundant number, since it is smaller than the sum of its proper divisors (45603830832070).

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

40510545203450 is a wasteful number, since it uses less digits than its factorization.

40510545203450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714231 (or 714226 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 38.

Adding to 40510545203450 its reverse (5430254501504), we get a palindrome (45940799704954).

The spelling of 40510545203450 in words is "forty trillion, five hundred ten billion, five hundred forty-five million, two hundred three thousand, four hundred fifty".