40815845284050 has 72 divisors (see below), whose sum is σ = 109743645148020. Its totient is φ = 10875781324800.

The previous prime is 40815845284007. The next prime is 40815845284111. The reversal of 40815845284050 is 5048254851804.

It is a happy number.

40815845284050 is a `hidden beast` number, since 4 + 0 + 8 + 1 + 584 + 5 + 2 + 8 + 4 + 0 + 50 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 7324010976681 + 33491834307369 = 2706291^2 + 5787213^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 34602991 + ... + 35763090.

Almost surely, 2^{40815845284050} is an apocalyptic number.

40815845284050 is an abundant number, since it is smaller than the sum of its proper divisors (68927799863970).

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

40815845284050 is a wasteful number, since it uses less digits than its factorization.

40815845284050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70367388 (or 70367380 counting only the distinct ones).

The product of its (nonzero) digits is 8192000, while the sum is 54.

The spelling of 40815845284050 in words is "forty trillion, eight hundred fifteen billion, eight hundred forty-five million, two hundred eighty-four thousand, fifty".