5120162644 has 12 divisors (see below), whose sum is σ = 8962297344. Its totient is φ = 2559506264.

The previous prime is 5120162639. The next prime is 5120162659. The reversal of 5120162644 is 4462610215.

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 3 ways as a sum of consecutive naturals, for example, 123412 + ... + 159595.

It is an arithmetic number, because the mean of its divisors is an integer number (746858112).

Almost surely, 2^5120162644 is an apocalyptic number.

It is an amenable number.

5120162644 is a deficient number, since it is larger than the sum of its proper divisors (3842134700).

5120162644 is a wasteful number, since it uses less digits than its factorization.

5120162644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287534 (or 287532 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 5120162644 is about 71555.3117804681. The cubic root of 5120162644 is about 1723.5660021383.

Adding to 5120162644 its reverse (4462610215), we get a palindrome (9582772859).

The spelling of 5120162644 in words is "five billion, one hundred twenty million, one hundred sixty-two thousand, six hundred forty-four".