5425644536 has 32 divisors (see below), whose sum is σ = 10959732000. Its totient is φ = 2503205760.

The previous prime is 5425644527. The next prime is 5425644557. The reversal of 5425644536 is 6354465245.

It is a happy number.

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, 323690 + ... + 340038.

It is an arithmetic number, because the mean of its divisors is an integer number (342491625).

Almost surely, 2^5425644536 is an apocalyptic number.

It is an amenable number.

5425644536 is an abundant number, since it is smaller than the sum of its proper divisors (5534087464).

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

5425644536 is a wasteful number, since it uses less digits than its factorization.

5425644536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19559 (or 19555 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 44.

The square root of 5425644536 is about 73658.9745787979. The cubic root of 5425644536 is about 1757.1834832705.

The spelling of 5425644536 in words is "five billion, four hundred twenty-five million, six hundred forty-four thousand, five hundred thirty-six".