40137447660068 has 48 divisors (see below), whose sum is σ = 77926631973120. Its totient is φ = 17934643466400.

The previous prime is 40137447660049. The next prime is 40137447660083. The reversal of 40137447660068 is 86006674473104.

It is a super-2 number, since 2×40137447660068² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40137447659995 and 40137447660022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125931155 + ... + 126249477.

It is an arithmetic number, because the mean of its divisors is an integer number (1623471499440).

Almost surely, 2^{40137447660068} is an apocalyptic number.

It is an amenable number.

40137447660068 is a deficient number, since it is larger than the sum of its proper divisors (37789184313052).

40137447660068 is a wasteful number, since it uses less digits than its factorization.

40137447660068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366968 (or 366966 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 56.

The spelling of 40137447660068 in words is "forty trillion, one hundred thirty-seven billion, four hundred forty-seven million, six hundred sixty thousand, sixty-eight".