5015354500421 has 4 divisors (see below), whose sum is σ = 5150904622092. Its totient is φ = 4879804378752.

The previous prime is 5015354500399. The next prime is 5015354500423. The reversal of 5015354500421 is 1240054535105.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1812149437921 + 3203205062500 = 1346161^2 + 1789750^2 .

It is a cyclic number.

It is not a de Polignac number, because 5015354500421 - 2¹⁸ = 5015354238277 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 (5015354500423) 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, 67775060780 + ... + 67775060853.

It is an arithmetic number, because the mean of its divisors is an integer number (1287726155523).

Almost surely, 2^{5015354500421} is an apocalyptic number.

It is an amenable number.

5015354500421 is a deficient number, since it is larger than the sum of its proper divisors (135550121671).

5015354500421 is a wasteful number, since it uses less digits than its factorization.

5015354500421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135550121670.

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 5015354500421 in words is "five trillion, fifteen billion, three hundred fifty-four million, five hundred thousand, four hundred twenty-one".