40021421011466 has 16 divisors (see below), whose sum is σ = 60378561910656. Its totient is φ = 19895374108176.

The previous prime is 40021421011463. The next prime is 40021421011493. The reversal of 40021421011466 is 66411012412004.

It is not an unprimeable number, because it can be changed into a prime (40021421011463) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 34529126 + ... + 35669361.

It is an arithmetic number, because the mean of its divisors is an integer number (3773660119416).

Almost surely, 2^{40021421011466} is an apocalyptic number.

40021421011466 is a deficient number, since it is larger than the sum of its proper divisors (20357140899190).

40021421011466 is a wasteful number, since it uses less digits than its factorization.

40021421011466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70200133.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 40021421011466 in words is "forty trillion, twenty-one billion, four hundred twenty-one million, eleven thousand, four hundred sixty-six".