5421506162687 has 4 divisors (see below), whose sum is σ = 5423523845376. Its totient is φ = 5419488480000.

The previous prime is 5421506162669. The next prime is 5421506162713. The reversal of 5421506162687 is 7862616051245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5421506162687 - 2¹⁶ = 5421506097151 is a prime.

It is a super-2 number, since 2×5421506162687² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421506162287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008837314 + ... + 1008842687.

It is an arithmetic number, because the mean of its divisors is an integer number (1355880961344).

Almost surely, 2^{5421506162687} is an apocalyptic number.

5421506162687 is a deficient number, since it is larger than the sum of its proper divisors (2017682689).

5421506162687 is a wasteful number, since it uses less digits than its factorization.

5421506162687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017682688.

The product of its (nonzero) digits is 4838400, while the sum is 53.

The spelling of 5421506162687 in words is "five trillion, four hundred twenty-one billion, five hundred six million, one hundred sixty-two thousand, six hundred eighty-seven".