5247907646 has 4 divisors (see below), whose sum is σ = 7871861472. Its totient is φ = 2623953822.

The previous prime is 5247907603. The next prime is 5247907661. The reversal of 5247907646 is 6467097425.

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

It is a super-2 number, since 2×5247907646² = 55081069321890522632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5247907594 and 5247907603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311976910 + ... + 1311976913.

It is an arithmetic number, because the mean of its divisors is an integer number (1967965368).

Almost surely, 2^5247907646 is an apocalyptic number.

5247907646 is a deficient number, since it is larger than the sum of its proper divisors (2623953826).

5247907646 is a wasteful number, since it uses less digits than its factorization.

5247907646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2623953825.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The square root of 5247907646 is about 72442.4436777225. The cubic root of 5247907646 is about 1737.7824003898.

The spelling of 5247907646 in words is "five billion, two hundred forty-seven million, nine hundred seven thousand, six hundred forty-six".