5421015255451 has 8 divisors (see below), whose sum is σ = 5568113570544. Its totient is φ = 5273947697760.

The previous prime is 5421015255413. The next prime is 5421015255463. The reversal of 5421015255451 is 1545525101245.

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 5421015255451 - 2¹¹ = 5421015253403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5421015255401) 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, 7331845 + ... + 8037286.

It is an arithmetic number, because the mean of its divisors is an integer number (696014196318).

Almost surely, 2^{5421015255451} is an apocalyptic number.

5421015255451 is a deficient number, since it is larger than the sum of its proper divisors (147098315093).

5421015255451 is a wasteful number, since it uses less digits than its factorization.

5421015255451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15378701.

The product of its (nonzero) digits is 200000, while the sum is 40.

The spelling of 5421015255451 in words is "five trillion, four hundred twenty-one billion, fifteen million, two hundred fifty-five thousand, four hundred fifty-one".