1421154301044 has 48 divisors (see below), whose sum is σ = 3319973092800. Its totient is φ = 473154528000.

The previous prime is 1421154301033. The next prime is 1421154301103. The reversal of 1421154301044 is 4401034511241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85095807 + ... + 85112505.

It is an arithmetic number, because the mean of its divisors is an integer number (69166106100).

Almost surely, 2^{1421154301044} is an apocalyptic number.

It is an amenable number.

1421154301044 is an abundant number, since it is smaller than the sum of its proper divisors (1898818791756).

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

1421154301044 is a wasteful number, since it uses less digits than its factorization.

1421154301044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24720 (or 24718 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 1421154301044 its reverse (4401034511241), we get a palindrome (5822188812285).

The spelling of 1421154301044 in words is "one trillion, four hundred twenty-one billion, one hundred fifty-four million, three hundred one thousand, forty-four".