40026777021222 has 32 divisors (see below), whose sum is σ = 84786729398784. Its totient is φ = 12553843536000.

The previous prime is 40026777021199. The next prime is 40026777021227. The reversal of 40026777021222 is 22212077762004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40026777021227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55526154 + ... + 56242397.

It is an arithmetic number, because the mean of its divisors is an integer number (2649585293712).

Almost surely, 2^{40026777021222} is an apocalyptic number.

40026777021222 is an abundant number, since it is smaller than the sum of its proper divisors (44759952377562).

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

40026777021222 is a wasteful number, since it uses less digits than its factorization.

40026777021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111772084.

The product of its (nonzero) digits is 263424, while the sum is 42.

The spelling of 40026777021222 in words is "forty trillion, twenty-six billion, seven hundred seventy-seven million, twenty-one thousand, two hundred twenty-two".