40672248420 has 24 divisors (see below), whose sum is σ = 113882295744. Its totient is φ = 10845932896.

The previous prime is 40672248377. The next prime is 40672248433. The reversal of 40672248420 is 2484227604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338935344 + ... + 338935463.

It is an arithmetic number, because the mean of its divisors is an integer number (4745095656).

Almost surely, 2^40672248420 is an apocalyptic number.

It is an amenable number.

40672248420 is an abundant number, since it is smaller than the sum of its proper divisors (73210047324).

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

40672248420 is a wasteful number, since it uses less digits than its factorization.

40672248420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677870819 (or 677870817 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 39.

The spelling of 40672248420 in words is "forty billion, six hundred seventy-two million, two hundred forty-eight thousand, four hundred twenty".