40000613250 has 256 divisors, whose sum is σ = 114328101888. Its totient is φ = 9227980800.

The previous prime is 40000613221. The next prime is 40000613287. The reversal of 40000613250 is 5231600004.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 61824427 + ... + 61825073.

It is an arithmetic number, because the mean of its divisors is an integer number (446594148).

Almost surely, 2^40000613250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40000613250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57164050944).

40000613250 is an abundant number, since it is smaller than the sum of its proper divisors (74327488638).

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

40000613250 is a wasteful number, since it uses less digits than its factorization.

40000613250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070 (or 1060 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The spelling of 40000613250 in words is "forty billion, six hundred thirteen thousand, two hundred fifty".