2554046421 has 4 divisors (see below), whose sum is σ = 3405395232. Its totient is φ = 1702697612.

The previous prime is 2554046413. The next prime is 2554046479. The reversal of 2554046421 is 1246404552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2554046421 - 2³ = 2554046413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2554046021) 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, 425674401 + ... + 425674406.

It is an arithmetic number, because the mean of its divisors is an integer number (851348808).

Almost surely, 2^2554046421 is an apocalyptic number.

It is an amenable number.

2554046421 is a deficient number, since it is larger than the sum of its proper divisors (851348811).

2554046421 is an equidigital number, since it uses as much as digits as its factorization.

2554046421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851348810.

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

The square root of 2554046421 is about 50537.5743482016. The cubic root of 2554046421 is about 1366.9194678558.

The spelling of 2554046421 in words is "two billion, five hundred fifty-four million, forty-six thousand, four hundred twenty-one".