2551124522 has 4 divisors (see below), whose sum is σ = 3826686786. Its totient is φ = 1275562260.

The previous prime is 2551124491. The next prime is 2551124549. The reversal of 2551124522 is 2254211552.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1363012561 + 1188111961 = 36919^2 + 34469^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637781129 + ... + 637781132.

Almost surely, 2^2551124522 is an apocalyptic number.

2551124522 is a deficient number, since it is larger than the sum of its proper divisors (1275562264).

2551124522 is a wasteful number, since it uses less digits than its factorization.

2551124522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275562263.

The product of its digits is 8000, while the sum is 29.

The square root of 2551124522 is about 50508.6578914942. The cubic root of 2551124522 is about 1366.3980045229.

The spelling of 2551124522 in words is "two billion, five hundred fifty-one million, one hundred twenty-four thousand, five hundred twenty-two".