5245015144 has 8 divisors (see below), whose sum is σ = 9834403410. Its totient is φ = 2622507568.

The previous prime is 5245015129. The next prime is 5245015157. The reversal of 5245015144 is 4415105425.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4893002500 + 352012644 = 69950^2 + 18762^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327813439 + ... + 327813454.

Almost surely, 2^5245015144 is an apocalyptic number.

It is an amenable number.

5245015144 is a deficient number, since it is larger than the sum of its proper divisors (4589388266).

5245015144 is a wasteful number, since it uses less digits than its factorization.

5245015144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655626899 (or 655626895 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 5245015144 is about 72422.4767872516. The cubic root of 5245015144 is about 1737.4630691320.

The spelling of 5245015144 in words is "five billion, two hundred forty-five million, fifteen thousand, one hundred forty-four".