6557070070651 has 4 divisors (see below), whose sum is σ = 6557548388400. Its totient is φ = 6556591752904.

The previous prime is 6557070070637. The next prime is 6557070070657. The reversal of 6557070070651 is 1560700707556.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6557070070651 is a prime.

It is a super-2 number, since 2×6557070070651² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6557070070595 and 6557070070604.

It is not an unprimeable number, because it can be changed into a prime (6557070070657) 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, 239138311 + ... + 239165728.

It is an arithmetic number, because the mean of its divisors is an integer number (1639387097100).

Almost surely, 2^{6557070070651} is an apocalyptic number.

6557070070651 is a deficient number, since it is larger than the sum of its proper divisors (478317749).

6557070070651 is a wasteful number, since it uses less digits than its factorization.

6557070070651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478317748.

The product of its (nonzero) digits is 1543500, while the sum is 49.

The spelling of 6557070070651 in words is "six trillion, five hundred fifty-seven billion, seventy million, seventy thousand, six hundred fifty-one".