40108412728428 has 48 divisors (see below), whose sum is σ = 102096408618624. Its totient is φ = 12153794567040.

The previous prime is 40108412728381. The next prime is 40108412728463. The reversal of 40108412728428 is 82482721480104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2633451 + ... + 9335517.

It is an arithmetic number, because the mean of its divisors is an integer number (2127008512888).

Almost surely, 2^{40108412728428} is an apocalyptic number.

It is an amenable number.

40108412728428 is an abundant number, since it is smaller than the sum of its proper divisors (61987995890196).

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

40108412728428 is a wasteful number, since it uses less digits than its factorization.

40108412728428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6747422 (or 6747420 counting only the distinct ones).

The product of its (nonzero) digits is 1835008, while the sum is 51.

The spelling of 40108412728428 in words is "forty trillion, one hundred eight billion, four hundred twelve million, seven hundred twenty-eight thousand, four hundred twenty-eight".