6425211425651 has 4 divisors (see below), whose sum is σ = 6425647313904. Its totient is φ = 6424775537400.

The previous prime is 6425211425627. The next prime is 6425211425681. The reversal of 6425211425651 is 1565241125246.

6425211425651 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6425211425651 - 2³⁰ = 6424137683827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6425211425681) 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, 217922015 + ... + 217951496.

It is an arithmetic number, because the mean of its divisors is an integer number (1606411828476).

Almost surely, 2^{6425211425651} is an apocalyptic number.

6425211425651 is a deficient number, since it is larger than the sum of its proper divisors (435888253).

6425211425651 is a wasteful number, since it uses less digits than its factorization.

6425211425651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435888252.

The product of its digits is 576000, while the sum is 44.

The spelling of 6425211425651 in words is "six trillion, four hundred twenty-five billion, two hundred eleven million, four hundred twenty-five thousand, six hundred fifty-one".