2554400428 has 6 divisors (see below), whose sum is σ = 4470200756. Its totient is φ = 1277200212.

The previous prime is 2554400419. The next prime is 2554400477. The reversal of 2554400428 is 8240044552.

It is a junction number, because it is equal to n+sod(n) for n = 2554400393 and 2554400402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319300050 + ... + 319300057.

Almost surely, 2^2554400428 is an apocalyptic number.

It is an amenable number.

2554400428 is a deficient number, since it is larger than the sum of its proper divisors (1915800328).

2554400428 is a wasteful number, since it uses less digits than its factorization.

2554400428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638600111 (or 638600109 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 34.

The square root of 2554400428 is about 50541.0766406890. The cubic root of 2554400428 is about 1366.9826195015.

The spelling of 2554400428 in words is "two billion, five hundred fifty-four million, four hundred thousand, four hundred twenty-eight".