40040922240 has 512 divisors, whose sum is σ = 162860544000. Its totient is φ = 9195171840.

The previous prime is 40040922217. The next prime is 40040922263. The reversal of 40040922240 is 4222904004.

40040922240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40040922217) and next prime (40040922263).

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 3605977 + ... + 3617063.

It is an arithmetic number, because the mean of its divisors is an integer number (318087000).

Almost surely, 2^40040922240 is an apocalyptic number.

40040922240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40040922240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81430272000).

40040922240 is an abundant number, since it is smaller than the sum of its proper divisors (122819621760).

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

40040922240 is a wasteful number, since it uses less digits than its factorization.

40040922240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11145 (or 11127 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The spelling of 40040922240 in words is "forty billion, forty million, nine hundred twenty-two thousand, two hundred forty".