5651347493 has 4 divisors (see below), whose sum is σ = 6165106368. Its totient is φ = 5137588620.

The previous prime is 5651347447. The next prime is 5651347511. The reversal of 5651347493 is 3947431565.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5651347493 - 2⁸ = 5651347237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651347433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256879421 + ... + 256879442.

It is an arithmetic number, because the mean of its divisors is an integer number (1541276592).

Almost surely, 2^5651347493 is an apocalyptic number.

It is an amenable number.

5651347493 is a deficient number, since it is larger than the sum of its proper divisors (513758875).

5651347493 is a wasteful number, since it uses less digits than its factorization.

5651347493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513758874.

The product of its digits is 1360800, while the sum is 47.

The square root of 5651347493 is about 75175.4447476036. Note that the first 3 decimals coincide. The cubic root of 5651347493 is about 1781.2190753667.

The spelling of 5651347493 in words is "five billion, six hundred fifty-one million, three hundred forty-seven thousand, four hundred ninety-three".