40062668648 has 16 divisors (see below), whose sum is σ = 75819538080. Its totient is φ = 19844125168.

The previous prime is 40062668621. The next prime is 40062668651. The reversal of 40062668648 is 84686626004.

It is a junction number, because it is equal to n+sod(n) for n = 40062668596 and 40062668605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23400236 + ... + 23401947.

It is an arithmetic number, because the mean of its divisors is an integer number (4738721130).

Almost surely, 2^40062668648 is an apocalyptic number.

It is an amenable number.

40062668648 is a deficient number, since it is larger than the sum of its proper divisors (35756869432).

40062668648 is a wasteful number, since it uses less digits than its factorization.

40062668648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46802296 (or 46802292 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 50.

The spelling of 40062668648 in words is "forty billion, sixty-two million, six hundred sixty-eight thousand, six hundred forty-eight".