40421444101019 has 8 divisors (see below), whose sum is σ = 41569011114480. Its totient is φ = 39288132578656.

The previous prime is 40421444101013. The next prime is 40421444101021. The reversal of 40421444101019 is 91010144412404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40421444101019 - 2²⁴ = 40421427323803 is a prime.

It is a super-2 number, since 2×40421444101019² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40421444101019.

It is not an unprimeable number, because it can be changed into a prime (40421444101013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3563867024 + ... + 3563878365.

It is an arithmetic number, because the mean of its divisors is an integer number (5196126389310).

Almost surely, 2^{40421444101019} is an apocalyptic number.

40421444101019 is a deficient number, since it is larger than the sum of its proper divisors (1147567013461).

40421444101019 is a wasteful number, since it uses less digits than its factorization.

40421444101019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7127745549.

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 40421444101019 in words is "forty trillion, four hundred twenty-one billion, four hundred forty-four million, one hundred one thousand, nineteen".