675424650251 has 4 divisors (see below), whose sum is σ = 727380392592. Its totient is φ = 623468907912.

The previous prime is 675424650247. The next prime is 675424650269. The reversal of 675424650251 is 152056424576.

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

It is a cyclic number.

It is not a de Polignac number, because 675424650251 - 2² = 675424650247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 675424650196 and 675424650205.

It is not an unprimeable number, because it can be changed into a prime (675424650211) 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, 25977871151 + ... + 25977871176.

It is an arithmetic number, because the mean of its divisors is an integer number (181845098148).

Almost surely, 2^675424650251 is an apocalyptic number.

675424650251 is a deficient number, since it is larger than the sum of its proper divisors (51955742341).

675424650251 is a wasteful number, since it uses less digits than its factorization.

675424650251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51955742340.

The product of its (nonzero) digits is 2016000, while the sum is 47.

The spelling of 675424650251 in words is "six hundred seventy-five billion, four hundred twenty-four million, six hundred fifty thousand, two hundred fifty-one".