6556070427 has 4 divisors (see below), whose sum is σ = 8741427240. Its totient is φ = 4370713616.

The previous prime is 6556070419. The next prime is 6556070429. The reversal of 6556070427 is 7240706556.

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 6556070427 - 2³ = 6556070419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6556070429) 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, 1092678402 + ... + 1092678407.

It is an arithmetic number, because the mean of its divisors is an integer number (2185356810).

Almost surely, 2^6556070427 is an apocalyptic number.

6556070427 is a deficient number, since it is larger than the sum of its proper divisors (2185356813).

6556070427 is a wasteful number, since it uses less digits than its factorization.

6556070427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185356812.

The product of its (nonzero) digits is 352800, while the sum is 42.

The square root of 6556070427 is about 80969.5648191344. The cubic root of 6556070427 is about 1871.6064652459.

The spelling of 6556070427 in words is "six billion, five hundred fifty-six million, seventy thousand, four hundred twenty-seven".