6425648244011 has 4 divisors (see below), whose sum is σ = 6425659134672. Its totient is φ = 6425637353352.

The previous prime is 6425648243981. The next prime is 6425648244013. The reversal of 6425648244011 is 1104428465246.

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 6425648244011 - 2²² = 6425644049707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6425648244013) 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, 4506335 + ... + 5758328.

It is an arithmetic number, because the mean of its divisors is an integer number (1606414783668).

Almost surely, 2^{6425648244011} is an apocalyptic number.

6425648244011 is a deficient number, since it is larger than the sum of its proper divisors (10890661).

6425648244011 is a wasteful number, since it uses less digits than its factorization.

6425648244011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10890660.

The product of its (nonzero) digits is 1474560, while the sum is 47.

The spelling of 6425648244011 in words is "six trillion, four hundred twenty-five billion, six hundred forty-eight million, two hundred forty-four thousand, eleven".