5451648426 has 24 divisors (see below), whose sum is σ = 13499320224. Its totient is φ = 1557613800.

The previous prime is 5451648421. The next prime is 5451648443. The reversal of 5451648426 is 6248461545.

It is a happy number.

5451648426 is a `hidden beast` number, since 54 + 516 + 4 + 84 + 2 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (5451648421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21633400 + ... + 21633651.

It is an arithmetic number, because the mean of its divisors is an integer number (562471676).

Almost surely, 2^5451648426 is an apocalyptic number.

5451648426 is an abundant number, since it is smaller than the sum of its proper divisors (8047671798).

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

5451648426 is a wasteful number, since it uses less digits than its factorization.

5451648426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43267066 (or 43267063 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The square root of 5451648426 is about 73835.2790067187. The cubic root of 5451648426 is about 1759.9862716302.

The spelling of 5451648426 in words is "five billion, four hundred fifty-one million, six hundred forty-eight thousand, four hundred twenty-six".