40696173280 has 192 divisors, whose sum is σ = 113954480640. Its totient is φ = 13437978624.

The previous prime is 40696173277. The next prime is 40696173281. The reversal of 40696173280 is 8237169604.

40696173280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40696173280.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40696173281) 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, 15166819 + ... + 15169501.

It is an arithmetic number, because the mean of its divisors is an integer number (593512920).

Almost surely, 2^40696173280 is an apocalyptic number.

40696173280 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 40696173280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56977240320).

40696173280 is an abundant number, since it is smaller than the sum of its proper divisors (73258307360).

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

40696173280 is a wasteful number, since it uses less digits than its factorization.

40696173280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201 (or 3193 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 40696173280 in words is "forty billion, six hundred ninety-six million, one hundred seventy-three thousand, two hundred eighty".