40450510240 has 48 divisors (see below), whose sum is σ = 109216380672. Its totient is φ = 13868745984.

The previous prime is 40450510231. The next prime is 40450510357. The reversal of 40450510240 is 4201505404.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18057144 + ... + 18059383.

It is an arithmetic number, because the mean of its divisors is an integer number (2275341264).

Almost surely, 2^40450510240 is an apocalyptic number.

40450510240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40450510240 is an abundant number, since it is smaller than the sum of its proper divisors (68765870432).

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

40450510240 is a wasteful number, since it uses less digits than its factorization.

40450510240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36116549 (or 36116541 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The spelling of 40450510240 in words is "forty billion, four hundred fifty million, five hundred ten thousand, two hundred forty".