6554461251 has 8 divisors (see below), whose sum is σ = 9411534160. Its totient is φ = 4033514592.

The previous prime is 6554461211. The next prime is 6554461253. The reversal of 6554461251 is 1521644556.

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

It is not a de Polignac number, because 6554461251 - 2⁹ = 6554460739 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 168063109 = 6554461251 / (6 + 5 + 5 + 4 + 4 + 6 + 1 + 2 + 5 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6554461253) 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, 84031516 + ... + 84031593.

It is an arithmetic number, because the mean of its divisors is an integer number (1176441770).

Almost surely, 2^6554461251 is an apocalyptic number.

6554461251 is a deficient number, since it is larger than the sum of its proper divisors (2857072909).

6554461251 is a wasteful number, since it uses less digits than its factorization.

6554461251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168063125.

The product of its digits is 144000, while the sum is 39.

The square root of 6554461251 is about 80959.6272903970. The cubic root of 6554461251 is about 1871.4533252067.

The spelling of 6554461251 in words is "six billion, five hundred fifty-four million, four hundred sixty-one thousand, two hundred fifty-one".