40505430520500 has 192 divisors, whose sum is σ = 128694493025280. Its totient is φ = 9817988304000.

The previous prime is 40505430520487. The next prime is 40505430520517. The reversal of 40505430520500 is 502503450504.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 109028059 + ... + 109398941.

It is an arithmetic number, because the mean of its divisors is an integer number (670283817840).

Almost surely, 2^{40505430520500} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40505430520500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64347246512640).

40505430520500 is an abundant number, since it is smaller than the sum of its proper divisors (88189062504780).

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

40505430520500 is a wasteful number, since it uses less digits than its factorization.

40505430520500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377535 (or 377523 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 33.

The spelling of 40505430520500 in words is "forty trillion, five hundred five billion, four hundred thirty million, five hundred twenty thousand, five hundred".