40372167744 has 84 divisors (see below), whose sum is σ = 120005484144. Its totient is φ = 13457384064.

The previous prime is 40372167701. The next prime is 40372167757. The reversal of 40372167744 is 44776127304.

It is a super-3 number, since 3×40372167744³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40372167744.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1282422 + ... + 1313525.

It is an arithmetic number, because the mean of its divisors is an integer number (1428636716).

Almost surely, 2^40372167744 is an apocalyptic number.

It is an amenable number.

40372167744 is an abundant number, since it is smaller than the sum of its proper divisors (79633316400).

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

40372167744 is an equidigital number, since it uses as much as digits as its factorization.

40372167744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595974 (or 2595952 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The spelling of 40372167744 in words is "forty billion, three hundred seventy-two million, one hundred sixty-seven thousand, seven hundred forty-four".