2551427434 has 8 divisors (see below), whose sum is σ = 3827634048. Its totient is φ = 1275549420.

The previous prime is 2551427423. The next prime is 2551427471. The reversal of 2551427434 is 4347241552.

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

It is a junction number, because it is equal to n+sod(n) for n = 2551427393 and 2551427402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61722 + ... + 94405.

It is an arithmetic number, because the mean of its divisors is an integer number (478454256).

Almost surely, 2^2551427434 is an apocalyptic number.

2551427434 is a deficient number, since it is larger than the sum of its proper divisors (1276206614).

2551427434 is a wasteful number, since it uses less digits than its factorization.

2551427434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164300.

The product of its digits is 134400, while the sum is 37.

The square root of 2551427434 is about 50511.6564171083. The cubic root of 2551427434 is about 1366.4520828935.

Adding to 2551427434 its reverse (4347241552), we get a palindrome (6898668986).

The spelling of 2551427434 in words is "two billion, five hundred fifty-one million, four hundred twenty-seven thousand, four hundred thirty-four".