40219578250 has 32 divisors (see below), whose sum is σ = 77719809024. Its totient is φ = 15568866000.

The previous prime is 40219578227. The next prime is 40219578283. The reversal of 40219578250 is 5287591204.

It is a super-2 number, since 2×40219578250² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40219578197 and 40219578206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2587062 + ... + 2602561.

It is an arithmetic number, because the mean of its divisors is an integer number (2428744032).

Almost surely, 2^40219578250 is an apocalyptic number.

40219578250 is a deficient number, since it is larger than the sum of its proper divisors (37500230774).

40219578250 is a wasteful number, since it uses less digits than its factorization.

40219578250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5189671 (or 5189661 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 40219578250 in words is "forty billion, two hundred nineteen million, five hundred seventy-eight thousand, two hundred fifty".