40151338248 has 128 divisors (see below), whose sum is σ = 119144044800. Its totient is φ = 11036196864.

The previous prime is 40151338247. The next prime is 40151338261. The reversal of 40151338248 is 84283315104.

It is a super-2 number, since 2×40151338248² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40151338243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 516936 + ... + 589512.

It is an arithmetic number, because the mean of its divisors is an integer number (930812850).

Almost surely, 2^40151338248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40151338248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59572022400).

40151338248 is an abundant number, since it is smaller than the sum of its proper divisors (78992706552).

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

40151338248 is a wasteful number, since it uses less digits than its factorization.

40151338248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72719 (or 72715 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 40151338248 in words is "forty billion, one hundred fifty-one million, three hundred thirty-eight thousand, two hundred forty-eight".