5421234402501 has 16 divisors (see below), whose sum is σ = 7542643515264. Its totient is φ = 3456993134144.

The previous prime is 5421234402499. The next prime is 5421234402517. The reversal of 5421234402501 is 1052044321245.

It is a cyclic number.

It is not a de Polignac number, because 5421234402501 - 2¹ = 5421234402499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421234402581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13913995 + ... + 14298311.

It is an arithmetic number, because the mean of its divisors is an integer number (471415219704).

Almost surely, 2^{5421234402501} is an apocalyptic number.

It is an amenable number.

5421234402501 is a deficient number, since it is larger than the sum of its proper divisors (2121409112763).

5421234402501 is a wasteful number, since it uses less digits than its factorization.

5421234402501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588780.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 5421234402501 its reverse (1052044321245), we get a palindrome (6473278723746).

The spelling of 5421234402501 in words is "five trillion, four hundred twenty-one billion, two hundred thirty-four million, four hundred two thousand, five hundred one".