1421041053540 has 96 divisors (see below), whose sum is σ = 3995800833024. Its totient is φ = 377338538880.

The previous prime is 1421041053539. The next prime is 1421041053563. The reversal of 1421041053540 is 453501401241.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1421041053498 and 1421041053507.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18953607 + ... + 19028433.

It is an arithmetic number, because the mean of its divisors is an integer number (41622925344).

Almost surely, 2^{1421041053540} is an apocalyptic number.

1421041053540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1421041053540 is an abundant number, since it is smaller than the sum of its proper divisors (2574759779484).

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

1421041053540 is a wasteful number, since it uses less digits than its factorization.

1421041053540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76177 (or 76175 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1421041053540 its reverse (453501401241), we get a palindrome (1874542454781).

The spelling of 1421041053540 in words is "one trillion, four hundred twenty-one billion, forty-one million, fifty-three thousand, five hundred forty".