421505045111053 has 8 divisors (see below), whose sum is σ = 428651417993760. Its totient is φ = 414358746214320.

The previous prime is 421505045111041. The next prime is 421505045111057. The reversal of 421505045111053 is 350111540505124.

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

It is a cyclic number.

It is not a de Polignac number, because 421505045111053 - 2³⁷ = 421367606157581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421505045111057) 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, 6945075 + ... + 29853712.

It is an arithmetic number, because the mean of its divisors is an integer number (53581427249220).

Almost surely, 2^{421505045111053} is an apocalyptic number.

It is an amenable number.

421505045111053 is a deficient number, since it is larger than the sum of its proper divisors (7146372882707).

421505045111053 is a wasteful number, since it uses less digits than its factorization.

421505045111053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36992987.

The product of its (nonzero) digits is 60000, while the sum is 37.

Adding to 421505045111053 its reverse (350111540505124), we get a palindrome (771616585616177).

The spelling of 421505045111053 in words is "four hundred twenty-one trillion, five hundred five billion, forty-five million, one hundred eleven thousand, fifty-three".