40293800500 has 24 divisors (see below), whose sum is σ = 88001661384. Its totient is φ = 16117520000.

The previous prime is 40293800497. The next prime is 40293800501. The reversal of 40293800500 is 500839204.

It can be written as a sum of positive squares in 4 ways, for example, as 546998544 + 39746801956 = 23388^2 + 199366^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40293800501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40293301 + ... + 40294300.

It is an arithmetic number, because the mean of its divisors is an integer number (3666735891).

Almost surely, 2^40293800500 is an apocalyptic number.

It is an amenable number.

40293800500 is an abundant number, since it is smaller than the sum of its proper divisors (47707860884).

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

40293800500 is a wasteful number, since it uses less digits than its factorization.

40293800500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80587620 (or 80587608 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 40293800500 in words is "forty billion, two hundred ninety-three million, eight hundred thousand, five hundred".