2554243520 has 56 divisors (see below), whose sum is σ = 6122688288. Its totient is φ = 1014912000.

The previous prime is 2554243513. The next prime is 2554243547. The reversal of 2554243520 is 253424552.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21890 + ... + 74750.

Almost surely, 2^2554243520 is an apocalyptic number.

2554243520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2554243520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3061344144).

2554243520 is an abundant number, since it is smaller than the sum of its proper divisors (3568444768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2554243520 is a wasteful number, since it uses less digits than its factorization.

2554243520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53029 (or 53019 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 2554243520 is about 50539.5243349203. The cubic root of 2554243520 is about 1366.9546292540.

The spelling of 2554243520 in words is "two billion, five hundred fifty-four million, two hundred forty-three thousand, five hundred twenty".