1421063360451 has 32 divisors (see below), whose sum is σ = 2416822661120. Its totient is φ = 808394764032.

The previous prime is 1421063360411. The next prime is 1421063360459. The reversal of 1421063360451 is 1540633601241.

1421063360451 is a `hidden beast` number, since 1 + 4 + 2 + 10 + 6 + 33 + 604 + 5 + 1 = 666.

It is not a de Polignac number, because 1421063360451 - 2³⁴ = 1403883491267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1421063360459) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16816270 + ... + 16900563.

It is an arithmetic number, because the mean of its divisors is an integer number (75525708160).

Almost surely, 2^{1421063360451} is an apocalyptic number.

1421063360451 is a deficient number, since it is larger than the sum of its proper divisors (995759300669).

1421063360451 is a wasteful number, since it uses less digits than its factorization.

1421063360451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33717072 (or 33717066 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 1421063360451 its reverse (1540633601241), we get a palindrome (2961696961692).

The spelling of 1421063360451 in words is "one trillion, four hundred twenty-one billion, sixty-three million, three hundred sixty thousand, four hundred fifty-one".